Lawrence Hasdorff
发表
D. N. Wormley,
Someshwar C. Gupta,
Lawrence Hasdorff,
1971
.
Lawrence Hasdorff,
Gerald F. Reid,
L. Hasdorff,
1973
.
Someshwar C. Gupta,
Lawrence Hasdorff,
L. Hasdorff,
1970
.