共 9 条
[1]
CHERNYSHEV EA, 1958, B ACAD SCI USSR DIV, P96
[2]
GILBERT AR, 1954, 125TH M ACS, pN16
[5]
LINVILLE RJ, 1958, Patent No. 2843615
[9]
SWISS J, 1952, Patent No. 2595729