Co-authors

1. Aart Blokhuis (11 paper(s) during 1987-2007)
2. Willem H. Haemers (5 paper(s) during 1992-2007)
3. Henny A. Wilbrink (4 paper(s) during 1984-1992)
4. Jack H. Koolen (3 paper(s) during 2003-2009)
5. Patric R. J. Östergård (3 paper(s) during 1998-2009)
6. Alexander Schrijver (3 paper(s) during 1978-2006)
7. Mikhail H. Klin (2 paper(s) during 1989-2003)
8. Neil J. A. Sloane (2 paper(s) during 1990-1998)
9. Donald A. Preece (1 paper(s) during 2006)
10. Haim Hanani (1 paper(s) during 2006)
11. Peter J. Cameron (1 paper(s) during 2006)
12. C. D. Godsil (1 paper(s) during 2003)
13. William J. Martin (1 paper(s) during 2003)
14. Ernst Willem Lambeck (1 paper(s) during 2002)
15. Hans Cuypers (1 paper(s) during 2002)
16. Galina T. Bogdanova (1 paper(s) during 2001)
17. Stoian N. Kapralov (1 paper(s) during 2001)
18. Eric R. Verheul (1 paper(s) during 1999)
19. Leo Storme (1 paper(s) during 1999)
20. Ruud Pellikaan (1 paper(s) during 1999)
21. Simeon Ball (1 paper(s) during 1999)
22. Tamás Szonyi (1 paper(s) during 1999)
23. Heikki O. Hämäläinen (1 paper(s) during 1998)
24. Remko Riebeek (1 paper(s) during 1998)
25. H. M. Mulder (1 paper(s) during 1997)
26. Marijn van Eupen (1 paper(s) during 1997)
27. Aiden A. Bruen (1 paper(s) during 1996)
28. David L. Wehlau (1 paper(s) during 1996)
29. Minoru Numata (1 paper(s) during 1994)
30. Jacobus H. Koolen (1 paper(s) during 1993)
31. Ludo M. G. M. Tolhuizen (1 paper(s) during 1993)
32. Tom Verhoeff (1 paper(s) during 1993)
33. James B. Shearer (1 paper(s) during 1990)
34. Warren D. Smith (1 paper(s) during 1990)
35. A. V. Ivanov (1 paper(s) during 1989)
36. Arnold Neumaier (1 paper(s) during 1988)
37. Anne Delandtsheer (1 paper(s) during 1987)
38. Jean Doyen (1 paper(s) during 1987)
39. Pierre Duchet (1 paper(s) during 1983)
40. G. H. John van Rees (1 paper(s) during 1982)
41. Peter van Emde Boas (1 paper(s) during 1982)
42. Robert Tijdeman (1 paper(s) during 1981)