R. Riggins
发表
Richard A. Pimentcl,
R. Riggins,
1987,
Cladistics : the international journal of the Willi Hennig Society.
R. Riggins,
1973
.
R. D'ambrosia,
G. Denardo,
R. Riggins,
1975,
Radiology.
Richard A. Pimentel,
R. Riggins,
D. R. Walters,
1977
.