共 15 条
[11]
SCHERR CW, 1966, PERTURBATION THEORY, P97
[12]
Unsold A, 1927, Z PHYS, V43, P563
[13]
WILCOX CH, 1966, PERTURBATION THEO ED, P97
[14]
[No title captured]
[15]
[No title captured]