An Analysis of Randomized Shear Sort on the Mesh Computer. - Susumu Hasegawa; Hiroshi Imai; Koji Hakata (ISA, 1991)

Epsilon-Approximations of k-label Spaces. - Susumu Hasegawa; Hiroshi Imai; Masaki Ishiguro (ALT, 1993)

Level Difference of the Reconstructed Arrangement. - Mary Inaba; Yasukazu Aoki; Susumu Hasegawa (CCCG, 1994)

epsilon-Approximations of k-Label Spaces. - Susumu Hasegawa; Hiroshi Imai; Masaki Ishiguro (Theor. Comput. Sci., 1995)