author- Electr. J. Comb. (2005)
- IEEE Transactions on Information Theory 45(7):2506-2512 (1999)
- J. Comb. Theory, Ser. A 22(2):146-152 (1977)
- Inf. Comput. 173(1):1-14 (2002)
- CIA, volume 1652 of Lecture Notes in Computer Science, page 113-124. Springer, (1999)
- BIOSIG, volume 31 of LNI, page 13-22. GI, (2003)
- SIAM J. Discrete Math. 3(4):544-553 (1990)
- Appl. Algebra Eng. Commun. Comput. 11(6):447-454 (2001)
- Proceedings of the 3rd Workshop on Cooperative Information Agents, Berlin, Springer, (1999)
- Proceedings of the 3rd Workshop on Cooperative Information Agents, Berlin, Springer, (1999)
- IWANN 2, volume 1607 of Lecture Notes in Computer Science, page 706-714. Springer, (1999)
- Business Process Management Workshops, volume 17 of Lecture Notes in Business Information Processing, page 408-415. Springer, (2008)
- Grundlagen von Datenbanken, volume 01/2008 of Technical Report, page 26-30. School of Information Technology, International University in Germany, (2008)
- Discrete Mathematics 88(2-3):279-287 (1991)
- Discrete Mathematics 63(2-3):241-244 (1987)
- Discrete Mathematics 32(1):59-68 (1980)
- Discrete Mathematics 270(1-3):226-239 (2003)
- Inf. Process. Lett. 84(5):235-236 (2002)
