R. Schaeffer
发表
M. M. Costa,
R. Schaeffer,
1999
.
R. Schaeffer,
M. Delpla,
1972
.
R. Schaeffer,
R. Schaeffer,
1974
.
R. Schaeffer,
R. Schaeffer,
V. Layly,
1978
.
R. Schaeffer,
Eric Chabanat,
E. Chabanat,
1998
.
R. Schaeffer,
Eric Chabanat,
E. Chabanat,
1997
.
R. Schaeffer,
R. Schaeffer,
V. Layly,
1977
.