共 6 条
[1]
BOWEN, 1939, LICK OBS B, V495
[2]
*DOM AP OBS, 1931, PUB DOM AP OBS VICT, V6, P34
[4]
*U TEX, CONTR MCDON OBS U TE, V34
[5]
1932, MN, V92, P118
[6]
1940, AP J, V91, P546