R. H. Belderson
发表
N. Kenyon,
N. H. Kenyon,
T. Bugge,
1988,
Philosophical Transactions of the Royal Society of London. Series A, Mathematical and Physical Sciences.
R. H. Belderson,
R. Belderson,
1972
.
E. Jones,
N. Kenyon,
N. H. Kenyon,
1984
.