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Exploring the spectral properties of faint hard X-ray sources with $\vec XMM$-$\vec Newton$
Piconcelli, E., Cappi, M., Bassani, L., Fiore, F., Di Cocco, G., Stephen, J. B.Volume:
394
Language:
english
Journal:
Astronomy & Astrophysics
DOI:
10.1051/0004-6361:20021235
Date:
November, 2002
File:
PDF, 427 KB
english, 2002