Y. Fujiwara

Wigner-Kirkwood expansions

T. A. Osborn, Y. Fujiwara, S. Wilk, 1982 .

Comments on closed Bianchi models

H. Kodama, Y. Fujiwara, H. Ishihara, 1993 .

Schrödinger semigroups for vector fields

T. A. Osborn, R. Corns, Y. Fujiwara, 1985 .

Time evolution kernels: uniform asymptotic expansions

T. A. Osborn, Y. Fujiwara, 1983 .