Y. Otsuka
发表
T. Niioka,
Y. Otsuka,
1973
.
T. Niioka,
Y. Otsuka,
1972
.
Hideaki Kobayashi,
M. Kitano,
Y. Otsuka,
1988
.
Hideaki Kobayashi,
M. Kitano,
Y. Otsuka,
1987
.
Y. Otsuka,
Hisatoshi Isogai,
J. Hama,
1975
.
M. Kitano,
Y. Otsuka,
1986
.
Takeo S. Saitoh,
T. Saitoh,
Yoshiro Otsuka,
1976
.
Michio Kitano,
M. Kitano,
Yoshiro Otsuka,
1985
.
Hiroaki Watanabe,
Y. Otsuka,
1975
.
Hideaki Kobayashi,
M. Kitano,
Y. Otsuka,
1989
.