Sadao Saito

Further results on irregular, critical perfect systems of difference sets II: systems without splits

D. G. Rogers, Takanori Hayasaka, Sadao Saito, 1992, Discret. Math..

New sources and research on shipping on the Shingashi River

Sadao Saito, 1999 .

Langford sequences: Some connections with complete and additive permutations

Takanori Hayasaka, Sadao Saito, 1990, Discret. Math..

The Langford (4, n)-sequence: A trigonometric approach

Takanori Hayasaka, Sadao Saito, 1979, Discret. Math..

Global class field theory of arithmetic schemes

Sadao Saito, Kazuya Kato, Kazuya Kato, 1986 .