Publikationer

• Books (2)
• Book Chapters (2)
• Journal Articles (25)
• Conference Papers (Peer reviewed) (59)

1. K. Zigangirov:
   Theory of code division multiple access communication
   ISBN 0-471-45712-4, IEEE Press, 2004. (BibTeX) (More info)
2. R. Johannesson, K. Zigangirov:
   Fundamentals of convolutional coding
   Digital and Mobile Communication, ISBN 0-7803-3483-3, IEEE Press, 1999. (BibTeX) (More info)

1. S. Höst, R. Johannesson, V. R. Sidorenko, K. Zigangirov, V. V. Zyablov:
   Cascaded convolutional codes
   Communication and Coding, pp. 10-29, ISBN 0863802389, Research Studies Press Ltd and John Wiley & Sons, 1998. (BibTeX) (More info)
2. R. Johannesson, K. Zigangirov:
   Distances and distance bounds for convolutional codes - an overview
   Topics in coding theory - in honour of Lars H. Zetterberg, pp. 109-136, ISBN 0-387-51405-8, Springer-Verlag, 1989. (BibTeX) (More info)

2012

1. C. Koller, A. Graell i Amat, J. Kliewer, F. Vatta, K. Zigangirov, D. J. J. Costello:
   Analysis and Design of Tuned Turbo Codes
   IEEE Transactions on Information Theory, Vol. 58, No. 7, pp. 4796-4813, 2012. (BibTeX) (More info)

2010

2. M. Lentmaier, A. Sridharan, D. J. Costello Jr., K. Zigangirov:
   Iterative decoding threshold analysis for LDPC convolutional codes
   IEEE Transactions on Information Theory, Vol. 56, No. 10, pp. 5274-5289, 2010. (BibTeX) (More info)
3. D. Truhachev, K. Zigangirov, D. Costello:
   Distance bounds for periodically time-varying and tail-biting LDPC convolutional codes
   IEEE Transactions on Information Theory, Vol. 56, No. 9, pp. 4301-4308, 2010. (BibTeX) (More info)
4. W. Zhang, M. Lentmaier, K. Zigangirov, D. J. ,. J. Costello:
   Braided Convolutional Codes: A New Class of Turbo-Like Codes
   IEEE Transactions on Information Theory, Vol. 56, No. 1, pp. 316-331, 2010. (BibTeX) (More info)

2009

5. A. Jimenez Feltström, D. Truhachev, M. Lentmaier, K. Zigangirov:
   Braided Block Codes
   IEEE Transactions on Information Theory, Vol. 55, No. 6, pp. 2640-2658, 2009. (BibTeX) (More info)

2008

6. A. E. Pusane, A. Jimenez Feltström, A. Sridharan, M. Lentmaier, K. Zigangirov, D. J. Costello Jr.:
   Implementation Aspects of LDPC Convolutional Codes
   IEEE Transactions on Communications, Vol. 56, No. 7, pp. 1060-1069, 2008. (BibTeX) (More info)

2007

7. A. Sridharan, D. Truhachev, M. Lentmaier, D. J. Costello Jr., K. Zigangirov:
   Distance bounds for an ensemble of LDPC convolutional codes
   IEEE Transactions on Information Theory, Vol. 53, No. 12, pp. 4537-4555, 2007. (BibTeX) (More info)

2006

8. C. He, M. Lentmaier, D. J. Costello Jr., K. Zigangirov:
   Joint permutor analysis and design for multiple turbo codes
   IEEE Transactions on Information Theory, Vol. 52, No. 9, pp. 4068-4083, 2006. (BibTeX) (More info)

2005

9. A. Sridharan, M. Lentmaier, D. Truhachev, D. J. Costello Jr., K. Zigangirov:
   On the minimum distance of codes with parity-check matrices constructed from permutation matrices
   Problems of Information Transmission, Vol. 41, No. 1, pp. 33-44, 2005. (BibTeX) (More info)
10. M. Lentmaier, D. Truhachev, K. Zigangirov, D. J. Costello Jr.:
    An analysis of the block error probability performance of iterative decoding
    IEEE Transactions on Information Theory, Vol. 51, No. 11, pp. 3834-3855, 2005. (BibTeX) (More info)
11. J. Pittermann, M. Lentmaier, K. Zigangirov:
    On coded modulation using LDPC convolutional codes
    AEUe ? International Journal of Electronics and Communications, Vol. 59, No. 4, pp. 254-257, 2005. (BibTeX) (More info)

2004

12. A. Huebner, D. Truhachev, K. Zigangirov:
    On permutor designs based on cycles for serially concatenated convolutional codes
    IEEE TRANSACTIONS ON COMMUNICATIONS, Vol. 52, No. 9, pp. 1494-1503, 2004. (BibTeX) (More info)
13. M. Lentmaier, D. Truhachev, K. Zigangirov:
    Analytic expressions for the bit error probabilities of rate-1/2 memory 2 convolutional encoders
    IEEE Transactions on Information Theory, Vol. 50, No. 6, pp. 1303-1311, 2004. (BibTeX) (More info)

2003

14. O. Wintzell, M. Lentmaier, K. Zigangirov:
    Asymptotic analysis of superorthogonal turbo codes
    IEEE Transactions on Information Theory, Vol. 49, No. 1, pp. 253-258, 2003. (BibTeX) (More info)

2001 and earlier

15. M. Lentmaier, D. Truhachev, K. Zigangirov:
    To the theory of low-density convolutional codes II
    Problems of Information Transmission, Vol. 37, No. 4, pp. 288-306, 2001. (BibTeX) (More info)
16. D. Truhachev, M. Lentmaier, K. Zigangirov:
    Some results concerning design and decoding of turbo-codes
    Problems of Information Transmission, Vol. 37, No. 3, pp. 190-205, 2001. (BibTeX) (More info)
17. M. Lentmaier, K. Zigangirov:
    Mathematical analysis of an iterative algorithm for low-density code decoding
    Problems of Information Transmission, Vol. 36, No. 4, pp. 314-324, 2000. (BibTeX) (More info)
18. S. Höst, R. Johannesson, K. Zigangirov, V. V. Zyablov:
    Active distances for convolutional codes
    IEEE Transactions on Information Theory, Vol. 45, No. 2, pp. 658-669, 1999. (BibTeX) (More info)
19. M. Lentmaier, K. Zigangirov:
    On generalized low-density parity-check codes based on Hamming component codes
    IEEE Communications Letters, Vol. 3, No. 8, pp. 248-250, 1999. (BibTeX) (More info)
20. T. Johansson, K. Zigangirov:
    A simple one sweep algorithm for optimal APP symbol decoding of linear block codes
    IEEE Transactions on Information Theory, Vol. 44, No. 7, pp. 3124-3129, 1998. (BibTeX) (More info)
21. R. Johannesson, K. Zigangirov:
    On the theory of list decoding of convolutional codes
    Problems of Information Transmission, Vol. 32, No. 1, pp. 104-111, 1996. (BibTeX) (More info)
22. R. Johannesson, K. Zigangirov:
    A trellis coding scheme based on signal alphabet splitting
    Problems of Information Transmission, Vol. 28, No. 4, pp. 308-316, 1992. (BibTeX) (More info)
23. R. Johannesson, V. Sidorenko, K. Zigangirov:
    On sequential decoding for the Gilbert channel
    IEEE Transactions on Information Theory, Vol. 34, No. 5, part 1, pp. 1058-1061, 1988. (BibTeX) (More info)
24. R. Johannesson, K. Zigangirov:
    On the distribution of the number of computations in any finite number of subtrees for the stack algorithm
    IEEE Transactions on Information Theory, Vol. 31, No. 1, pp. 100-102, 1985. (BibTeX) (More info)
25. M. Cedervall, R. Johannesson, K. Zigangirov:
    A new upper bound on the first-event error probability for maximum-likelihood decoding of fixed binary convolutional codes
    IEEE Transactions on Information Theory, Vol. 30, No. 5, pp. 762-766, 1984. (BibTeX) (More info)

2009

1. M. Lentmaier, M. B. S. Tavares, K. Zigangirov, G. Fettweis:
   Multi-User OFDM Based on Braided Convolutional Codes
   Lecture Notes in Electrical Engineering/Multi-Carrier Systems & Solutions 2009, International Workshop on Multi-Carrier Systems and Solutions (MC-SS), Wessling, Germany, Vol. 41, pp. 25-34, 2009-05-05/2009-05-06. (BibTeX) (More info)
2. M. Lentmaier, G. Fettweis, K. Zigangirov, D. J. Costello Jr.:
   Approaching Capacity with Asymptotically Regular LDPC Codes
   Information Theory and Applications Workshop (ITA), San Diego, CA, pp. 173-177, 2009-02-08/2009-02-13. (BibTeX) (More info)

2008

3. M. B. S. Tavares, M. Lentmaier, G. Fettweis, K. Zigangirov:
   Asymptotic Distance and Convergence Analysis of Braided Protograph Convolutional Codes
   Annual Allerton Conference on Communication, Control and Computing (Allerton), Monticello, IL, pp. 1073-1080, 2008-09-23/2008-09-26. (BibTeX) (More info)
4. M. B. S. Tavares, M. Lentmaier, K. Zigangirov, G. Fettweis:
   LDPC Convolutional Codes Based on Braided Convolutional Codes
   IEEE International Symposium on Information Theory (ISIT), Toronto, Canada, pp. 1035-1039, 2008-07-06/2008-07-11. (BibTeX) (More info)
5. M. B. S. Tavares, M. Lentmaier, K. Zigangirov, G. Fettweis:
   New Multi-User OFDM Scheme: Braided Code Division Multiple Access
   Annual Asilomar Conference on Signals, Systems, and Computers (Asilomar), Pacific Grove, CA, pp. 963-967, 2008-10-26/2008-10-29. (BibTeX) (More info)
6. M. Lentmaier, G. Fettweis, K. Zigangirov, D. J. Costello Jr.:
   Convolutional Codes for Iterative Decoding
   IEEE International Symposium on Spread Spectrum Techniques and Applications (ISSSTA), Bologna, Italy, pp. 785-789, 2008-08-25/2008-08-28. (BibTeX) (More info)

2006

7. K. Zigangirov, A. Jimenez Feltström, M. Lentmaier, D. Truhachev:
   Encoders and decoders for braided block codes
   IEEE International Symposium on Information Theory (ISIT), Seattle, WA, pp. 1808-1812, 2006-07-09/2006-07-14. (BibTeX) (More info)

2005

8. A. Hübner, M. Lentmaier, K. Zigangirov:
   Laminated turbo codes
   IEEE International Symposium on Information Theory (ISIT), Adelaide, Australia, pp. 597-601, 2005-09-04/2005-09-09. (BibTeX) (More info)
9. W. Zhang, M. Lentmaier, T. E. Fuja, K. Zigangirov, D. J. Costello Jr.:
   Braided convolutional codes
   IEEE International Symposium on Information Theory (ISIT), Adelaide, Australia, pp. 592-596, 2005-09-04/2005-09-09. (BibTeX) (More info)
10. M. Lentmaier, A. Sridharan, K. Zigangirov, D. J. Costello Jr.:
    Terminated LDPC convolutional codes with thresholds close to capacity
    IEEE International Symposium on Information Theory (ISIT), Adelaide, Australia, pp. 1372-1376, 2005-09-04/2005-09-09. (BibTeX) (More info)

2004

11. D. Truhachev, M. Lentmaier, D. J. Costello,Jr, K. Zigangirov:
    Turbo codes and Shannon's condition for reliable communication
    International Symposium on Information Theory, 2004. ISIT 2004. Proceedings., International Symposium on Information Theory, ISIT 2004, pp. 442-, 2004-06-27/2004-07-02. (BibTeX) (More info)
12. A. Shridharan, D. Truhachev, M. Lentmaier, K. Zigangirov:
    On the Free Distance of LDPC Convolutional Codes
    International Symposium on Information Theory, ISIT 2004. Proceedings., pp. 312-, 2004-07-02. (BibTeX) (More info)
13. A. Pusane, M. Lentmaier, K. Zigangirov, D. J. Costello Jr.:
    Reduced complexity decoding strategies for LDPC convolutional codes
    IEEE International Symposium on Information Theory (ISIT), Chicago, IL, 2004. (BibTeX) (More info)
14. M. Lentmaier, D. Truhachev, D. J. Costello Jr., K. Zigangirov:
    On the block error probability of iteratively decoded LDPC codes
    5th International ITG Conference on Source and Channel Coding (SCC), Erlangen, Germany, 2004-01-14/2004-01-16. (BibTeX) (More info)
15. A. E. Pusane, M. Lentmaier, T. E. Fuja, K. Zigangirov, D. J. Costello Jr.:
    Multi-level coding/modulation using LDPC convolutional codes
    International Symposium on Information Theory and its Applications (ISITA), Parma, Italy, 2004-10-10/2004-10-13. (BibTeX) (More info)
16. A. Sridharan, M. Lentmaier, D. J. Costello Jr., K. Zigangirov:
    Convergence analysis for a class of LDPC convolutional codes on the erasure channel
    Annual Allerton Conference on Communication, Control and Computing (Allerton), Monticello, IL, pp. 953-962, 2004-09-29/2004-10-01. (BibTeX) (More info)

2003

17. D. Truhachev, M. Lentmaier, K. Zigangirov:
    On braided block codes
    Proceedings 2003 IEEE International Symposium on Information Theory. ISIT 2003 (Cat. No.03CH37432), Yokohama, Japan, pp. 32-32, 2003-06-29/2003-07-04. (BibTeX) (More info)
18. J. Pittermann, M. Lentmaier, K. Zigangirov:
    On bandwidth-efficient convolutional LDPC codes
    IEEE International Symposium on Information Theory - Proceedings, Proceedings 2003 IEEE International Symposium on Information Theory (ISIT), Yokohama, Japan, pp. 235-235, Jun 29-Jul 4 2003. (BibTeX) (More info)
19. A. Huebner, D. Truhachev, K. Zigangirov:
    On cycle-based permutor designs for serially concatenated codes
    IEEE International Symposium on Information Theory, 2003. Proceedings., ISIT-2003, Chicago, USA, pp. 279-, 2003. (BibTeX) (More info)

2002

20. K. Zigangirov, M. Lentmaier, D. Truhachev:
    Two approaches to the analysis of low-density parity-check codes
    Proceedings 2002 IEEE International Symposium on Information Theory (Cat. No.02CH37371), Proceedings of IEEE International Symposium on Information Theory, Lausanne, Switzerland, pp. 29-29, 30 June-5 July 2002. (BibTeX) (More info)
21. M. Lentmaier, D. Truhachev, K. Zigangirov:
    Analytic expression for the exact bit error probability of the (7,5) convolutional code
    IEEE International Symposium on Information Theory - Proceedings, 2002 IEEE International Symposium on Information Theory, Lausanne, Switzerland, pp. 7-7, Jun 30-Jul 5 2002. (BibTeX) (More info)
22. D. Truhachev, M. Lentmaier, O. Wintzell, K. Zigangirov:
    On the minimum distance of turbo codes
    IEEE International Symposium on Information Theory - Proceedings, 2002 IEEE International Symposium on Information Theory, Lausanne, Switzerland, pp. 84-84, Jun 30-Jul 5 2002. (BibTeX) (More info)
23. O. Wintzell, M. Lentmaier, K. Zigangirov:
    On the asymptotic analysis of superorthogonal turbo codes
    IEEE International Symposium on Information Theory (ISIT), Lausanne, Switzerland, 2002. (BibTeX) (More info)
24. M. Lentmaier, D. Truhachev, K. Zigangirov:
    Iteratively decodable sliding codes on graphs
    Workshop on Algebraic and Combinatorial Coding Theory (ACCT), Saint Petersburg, Russia, 2002-09-08/2002-09-14. (BibTeX) (More info)

2001 and earlier

25. K. Engdahl, D. Truhachev, K. Zigangirov:
    Improved bound on the error probability of fixed convolutional codes
    Proceedings WCC-01, International Workshop on Coding and Cryptography, WCC 2001, Paris, 2001-01-08/2001-01-12. (BibTeX) (More info)
26. D. Truhachev, M. Lentmaier, K. Zigangirov:
    Mathematical analysis of iterative decoding of LDPC convolutional codes
    IEEE International Symposium on Information Theory (ISIT), Washington, DC, 2001-06-24/2001-06-29. (BibTeX) (More info)
27. M. Lentmaier, D. Truhachev, K. Zigangirov:
    Analysis of the asymptotic iterative decoding performance of turbo codes
    IEEE International Symposium on Information Theory (ISIT), Washington, DC, 2001-06-24/2001-06-29. (BibTeX) (More info)
28. K. Engdahl, M. Lentmaier, D. Truhachev, K. Zigangirov:
    Analytical approach to low-density convolutional codes
    IEEE International Symposium on Information Theory (ISIT), Sorrento, Italy, 2000-06-25/2000-06-30. (BibTeX) (More info)
29. K. Zigangirov, M. Lentmaier:
    On the asymptotic iterative decoding performance of low-density parity-check codes
    International Symposium on Turbo Codes & Iterative Information Processing (ISTC), Brest, France, 2000-09-04/2000-09-07. (BibTeX) (More info)
30. K. Engdahl, M. Lentmaier, K. Zigangirov:
    On the theory of low-density convolutional codes
    Lecture Notes in Computer Science/Applied Algebra, Algebraic Algorithms and Error-Correcting Codes, International Symposium on Applied Algebra, Algebraic Algorithms and Error- Correcting Codes (AAECC), Honolulu, Hawaii, Vol. 1719, pp. 77-86, 1999-11-15/1999-11-19. (BibTeX) (More info)
31. S. Höst, R. Johannesson, V. R. Sidorenko, K. Zigangirov, V. V. Zyablov:
    Cascaded convolutional codes
    60th Birthday Celebration Conference for Paddy Farrell, Lancaster, England, 1998-01-25/1998-01-28. (BibTeX) (More info)
32. M. Lentmaier, K. Zigangirov:
    Iterative decoding of generalized low-density parity-check codes
    IEEE International Symposium on Information Theory (ISIT), Cambridge, MA, 1998-08-16/1998-08-21. (BibTeX) (More info)
33. S. Höst, R. Johannesson, D. K. Zigangirov, K. Zigangirov, V. V. Zyablov:
    On the distribution of the output error burst lengths for Viterbi decoding of convolutional codes
    1997 IEEE International Symposium on Information Theory (ISIT), Ulm, Germany, pp. 108-, 1997-06-29/1997-07-04. (BibTeX) (More info)
34. S. Höst, R. Johannesson, K. Zigangirov, V. V. Zyablov:
    Active distances and cascaded convolutional codes
    1997 IEEE International Symposium on Information Theory (ISIT), Ulm, Germany, pp. 107-, 1997-06-29/1997-07-04. (BibTeX) (More info)
35. S. Höst, R. Johannesson, K. Zigangirov, V. V. Zyablov:
    Active distances for convolutional codes
    Winter School on Coding and Information Theory, Mölle, Sweden, 1996-12-15/1996-12-18. (BibTeX) (More info)
36. R. Johannesson, K. Zigangirov:
    An expurgation upper bound on the probability of corret path loss for time-invariant convolutional codes
    International Conference on Communication Technology , ICCT'96, Beijing, China, Vol. 1, pp. 548-551, 1996-05-05/1996-05-07. (BibTeX) (More info)
37. R. Johannesson, K. Zigangirov:
    Upper bounds on the probability of the correct path loss for list decoding of fixed convolutional codes
    1995 IEEE International Symposium on Information Theory, Whistler, Canada, pp. 163-, 1995-09-17/1995-09-22. (BibTeX) (More info)
38. G. Bratt, R. Johannesson, K. Zigangirov:
    Decoding procedure capacities for the Gilbert-Elliott channel
    1995 IEEE International Symposium on Information Theory, Whistler, Canada, pp. 288-, 1995-09-17/1995-09-22. (BibTeX) (More info)
39. R. Johannesson, K. Zigangirov, V. V. Zyablov:
    Lower bounds on the free distance for random concatenated convolutional codes
    Seventh Joint Swedish-Russian International Workshop on Information Theory, St.-Petersburg, Russia, 1995-06-17/1995-06-22. (BibTeX) (More info)
40. G. Bratt, R. Johannesson, K. Zigangirov:
    Bounds on the number of computations of sequential decoding for the Gilbert-Elliott channel
    Seventh Joint Swedish-Russian International Workshop on Information Theory, St.-Petersburg, Russia, 1995-06-17/1995-06-22. (BibTeX) (More info)
41. V. Balakirsky, R. Johannesson, K. Zigangirov:
    New results on estimations of the burst and bit error probabilities for fixed convolutional codes
    1994 IEEE International Symposium on Information Theory (ISIT), Trondheim, Norway, pp. 271-, 1994-06-27/1994-07-01. (BibTeX) (More info)
42. J. Nyström, R. Johannesson, K. Zigangirov:
    Creeper - an algorithm for sequential decoding
    Sixth Joint Swedish-Russian International Workshop on Information Theory, Mölle, Sweden, 1993-08-22/1993-08-27. (BibTeX) (More info)
43. G. Bratt, R. Johannesson, K. Zigangirov:
    Estimating some important parameters for the Gilbert-Elliott channel using a sequential decoder
    Sixth Joint Swedish-Russian International Workshop on Information Theory, Mölle, Sweden, 1993-08-22/1993-08-27. (BibTeX) (More info)
44. R. Johannesson, J. Persson, K. Zigangirov:
    Efficient splitting of multidimensional alphabets for modulation codes
    1993 IEEE International Symposium on Information Theory (ISIT), San Antonio, Texas, pp. 288-, 1993-01-17/1993-01-22. (BibTeX) (More info)
45. R. Johannesson, K. Zigangirov:
    Strengthening Viterbi's upper bound on the bit error probability for maximum likelihood decoding of fixed binary convolutional codes
    1993 IEEE International Symposium on Information Theory (ISIT), San Antonio, Texas, 1993-01-17/1993-01-22. (BibTeX) (More info)
46. R. Johannesson, K. Zigangirov:
    Estimating the computational cut-off rate for the Gilbert-Elliott channel
    1991 IEEE International Symposium on Information Theory (ISIT), Budapest, Hungary, pp. 291-, 1991-06-23/1991-06-28. (BibTeX) (More info)
47. R. Johannesson, K. Zigangirov:
    Estimating the computational cut-off rate for the Gilbert-Elliott channel
    Fifth Joint Soviet-Swedish International Workshop on Information Theory: Convolutional Codes; Multi-User Communication, Moscow, USSR, 1991-01-13/1991-01-19. (BibTeX) (More info)
48. R. Johannesson, K. Zigangirov:
    Sequential decoding and Wald's identity
    1990 IEEE International Symposium on Information Theory (ISIT), San Diego, California, 1990-01-14/1990-01-19. (BibTeX) (More info)
49. R. Johannesson, K. Zigangirov:
    A lower bound on the distance profile for convolutional codes
    Fourth Joint Swedish-Soviet International Workshop on Information Theory, Gotland, Sweden, 1989-08-27/1989-09-01. (BibTeX) (More info)
50. G. Bratt, R. Johannesson, K. Zigangirov:
    On sequential decoding for the Gilbert-Elliott channel
    1988 IEEE International Symposium on Information Theory (ISIT), Kobe, Japan, 1988-06-19/1988-06-24. (BibTeX) (More info)
51. G. Bratt, R. Johannesson, K. Zigangirov:
    On sequential decoding for the Gilbert-Elliott channel
    Third Joint Soviet-Swedish International Workshop on Information Theory: Convolutional Codes; Multi-User Communication, Sochi, USSR, 1987-05-24/1987-05-30. (BibTeX) (More info)
52. V. Sidorenko, R. Johannesson, K. Zigangirov:
    On sequential decoding for the Gilbert channel
    1986 IEEE International Symposium on Information Theory (ISIT), Ann Arbor, Michigan, 1986-10-06/1986-10-09. (BibTeX) (More info)
53. M. Cedervall, R. Johannesson, K. Zigangirov:
    CREEPER - a new algorithm for sequential decoding
    1985 IEEE International Symposium on Information Theory (ISIT), Brighton, England, 1985-06-24/1985-06-28. (BibTeX) (More info)
54. K. Berglund, R. Johannesson, K. Zigangirov:
    A new sequential decoding algorithm for fading channels
    Second Joint Swedish-Soviet International Workshop on Information Theory, Gränna, Sweden, 1985-04-14/1985-04-19. (BibTeX) (More info)
55. M. Cedervall, R. Johannesson, K. Zigangirov:
    CREEPER - an easily implementable algorithm for sequential decoding
    Sixth International Symposium on Information Theory, Tashkent, USSR, 1984. (BibTeX) (More info)
56. R. Johannesson, K. Zigangirov:
    On the distribution of the number of computations in any finite number of subtrees for the stack algorithm
    International Workshop on Convolutional Codes; Multi-User Communication, Sochi, USSR, 1983. (BibTeX) (More info)
57. M. Cedervall, R. Johannesson, K. Zigangirov:
    A new upper bound on the first-event error probability for maximum-likelihood decoding of specific binary convolutional codes
    1982 IEEE International Symposium on Information Theory (ISIT), Les Arcs, France, 1982-06-21/1982-06-25. (BibTeX) (More info)
58. M. Cedervall, R. Johannesson, K. Zigangirov:
    On an upper bound on the error probability of specific convolutional codes with maximum-likelihood decoding
    1981 IEEE International Symposium on Information Theory (ISIT), Santa Monica, USA, 1981-02-09/1981-02-12. (BibTeX) (More info)
59. R. Johannesson, K. Zigangirov:
    On the distribution of average number of computations for the stack algorithm
    1979 IEEE International Symposium on Information Theory (ISIT), Grignano, Italy, 1979-06-25/1979-06-29. (BibTeX) (More info)