共 5 条
[1]
BOULIGAND G, 1932, INTRODUCTION GEOMETR
[3]
Motzkin, 1935, ATTI ACAD NAZ LINCEI, V21, P773
[4]
Motzkin T., 1935, ATTI ACCAD NAZ LINCE, V21, P562
[5]
Valentine F. A., 1964, CONVEX SETS

