共 6 条
[1]
CRANDALL IB, 1925, BELL SYS TECH J, V4
[2]
OBATA J, 1933, P IMP ACAD, V9
[5]
STEWART JQ, 1922, NATURE, V110
[6]
THOMPSON SP, 1910, P PHYS SOC LOND, V23, P334