共 12 条
[2]
CWILONG BM, 1947, J GLACIOL, P2
[3]
CWILONG BM, 1947, P ROY SOC, V190
[5]
LAMER VK, 1947, NOV NAT AC SCI
[6]
MARTIN WH, 1913, T ROY SOC CANADA, V111, P219
[7]
OLTRAMARE G, 1879, ARCH SCI PHYS NAT GE, P487
[9]
SCHAEFER VJ, 1947, 2ND Q PROGR REP PROJ, P6