131 citations · 164 across the 3 of their papers we have counts for
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astro-ph2007★ 8 cited
Cygnus X-3 transition from the ultrasoft to the hard state
V. Beckmann, S. Soldi, G. Belanger +8
Aims: The nature of Cygnus X-3 is still not understood well. This binary system might host a black hole or a neutron star. Recent observations by INTEGRAL have shown that Cygnus X-…
astro-ph2007★ 25 cited
2003--2005 INTEGRAL and XMM-Newton observations of 3C 273
M. Chernyakova, A. Neronov, T. J. -L. Courvoisier +9
The aim of this paper is to study the evolution of the broadband spectrum of one of the brightest and nearest quasars 3C 273. We analyze the data obtained during quasi-simultaneous…