共 12 条
[2]
BLANCO VM, 1968, PUBL US NAVAL OBS 2, V21
[4]
CHEBOTAREV GA, 1975, EPHEMERIDES MINOR PL
[6]
Gehrels T., 1970, SURFACES INTERIORS P, P317
[10]
SCHOBER HJ, 1975, ASTRON ASTROPHYS, V44, P81