On a 5-design related to an extremal doubly even self-dual code of length 72

Masaaki Harada, Masaaki Kitazume, Akihiro Munemasa. On a 5-design related to an extremal doubly even self-dual code of length 72. Journal of Combinatorial Theory, Series A, 107(1):143-146, 2004. [doi]

Abstract

Abstract is missing.