共 13 条
[1]
JOY, 1941, PUB AAS, V10, P115
[2]
KEENAN, 1940, AP J, V91, P506
[3]
MCLEOD, 1937, POP ASTR, V45, P155
[4]
MORGAN, 1938, AP J, V87, P460
[5]
PAYNEGAPOSCHKIN, 1938, VARIABLE STARS, pCH5
[6]
SCHNELLER, 1941, KATALOG EPHEMERIDEN
[7]
STEBBINS, 1934, PUB WASHBURN OBS, V15, P139
[8]
*U TX MCD OBS, CONTR MCD OBS U TX, V48
[9]
1926, AP J, V63, P13
[10]
1925, T IAU, V2, P119