P. Chadwick
发表
P. Chadwick,
P. Chadwick,
G. D. Smith,
1977
.
P. Chadwick,
P. Chadwick,
1975
.
E. A. Trowbridge,
P. Chadwick,
E. Trowbridge,
1967,
Mathematical Proceedings of the Cambridge Philosophical Society.
P. Chadwick,
P. Chadwick,
1959
.
E. A. Trowbridge,
P. Chadwick,
E. Trowbridge,
1967,
Mathematical Proceedings of the Cambridge Philosophical Society.
P. Chadwick,
P. Chadwick,
1962
.
P. Chadwick,
1962
.