共 21 条
[1]
BENFIELD, 1938, MON NOT R ASTR SOC G, V4, P351
[2]
BROWN, 1931, MON NOT R ASTR SOC, V91, P575
[3]
BULLARD, 1937, MON NOT R ASTR SOC S, V4, P114
[4]
BULLARD, 1937, MON NOT R ASTR SOC S, V4, P473
[5]
BULLARD, 1933, P ROY SOC A, V141, P233
[6]
HAALCK, 1932, Z GEOPHYS, V8, P17
[7]
HAALCK, 1932, Z GEOPHYS, V8, P197
[8]
HARTLEY, 1932, PHYSICS, V2, P123
[9]
HERSCHEL, 1833, OUTLINES ASTRONOMY
[10]
HOLWECK, 1934, J OBSERVATEURS, V17, P109