Não informado. (1999). The Journal of Combinatorial Mathematics and Combinatorial Computing. Charles Babbage Research.
Chicago-referens (17:e uppl.)Não informado. The Journal of Combinatorial Mathematics and Combinatorial Computing. Winnipeg, Canada: Charles Babbage Research, 1999.
MLA-referens (8:e uppl.)Não informado. The Journal of Combinatorial Mathematics and Combinatorial Computing. Charles Babbage Research, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.