Quasar distribution and lensing effect in the Virgo region
2010 ◽
Vol 406
(4)
◽
pp. 2452-2472
◽
Keyword(s):
2010 ◽
Vol 57
(2)
◽
pp. 227-232
◽
Keyword(s):
Keyword(s):
1988 ◽
Vol 130
◽
pp. 463-465