Koji Matsushita

发表

Demand and supply of wooden housing (III) - social survey made on the consumers appreciation in Kagosima prefecture.

Shinsuke Fujita, Katsuya Teratoko, Yoshiaki Hattori, 1998 .

Levelness versus almost Gorensteinness of edge rings of complete multipartite graphs

Akihiro Higashitani, Koji Matsushita, 2021, Communications in Algebra.

Conic divisorial ideals and non-commutative crepant resolutions of edge rings of complete multipartite graphs

Akihiro Higashitani, Koji Matsushita, A. Higashitani, 2020, Journal of Algebra.