A QSO in a rich, distant cluster of galaxies
2002 ◽
Vol 187
◽
pp. 129-138
1988 ◽
Vol 130
◽
pp. 463-465
1985 ◽
Vol 214
(1)
◽
pp. 27-32
◽
Keyword(s):
1999 ◽
Vol 320
(4-5)
◽
pp. 293-293