E. Zackrisson,
N. Bergvall &
Phillip Helbig
"Constraining
Dark Matter with the Long-Term Variability of Quasars"
in
Lighthouses of the Universe: The Most Luminous Celestial Objects and
Their Use for Cosmology. Proceedings of the MPA/ ESO/ MPE/ USM Joint
Astronomy Conference
(ADS: 2002luml.conf.....G)
M. Gilfanov,
R. Sunyaev &
E. Churazov (eds.)
Heidelberg: Springer, pp. 550–552 (2002)
ISBN 3-540-43769-X
doi:10.1007/10856495_87
|
ADS: 2002luml.conf..550Z
|
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