共 50 条
[31]
MONET DG, 1998, BAAS, V193
[35]
The central region of M 31 observed with XMM-Newton I. Group properties and diffuse emission
[J].
ASTRONOMY & ASTROPHYSICS,
2001, 365 (01)
:L195-L201
[36]
Steinle H, 2000, ASTRON ASTROPHYS, V357, pL57
[37]
Supper R, 1997, ASTRON ASTROPHYS, V317, P328