共 13 条
[1]
[Anonymous], 1954, AM J MATH, DOI DOI 10.2307/2372574
[2]
Berger M., 1953, B SOC MATH FRANCE, V83, P279
[5]
BOTT R, P SYMPOSIA PURE MATH, V3, P1
[7]
FREUDENTHAL H, 1951, OCTAVEN AUSNAHMEN GR
[9]
GRAY A, 1969, MICH MATH J, V16, P125