The NGC 4839 group falling into the Coma cluster observed by XMM-NewtonD. M. Neumann, M. Arnaud, R. Gastaud, N. Aghanim, D. Lumb, U. G. Briel, W. T. Vestrand, G. C. Stewart, S. Molendi and J. P. D. MittazA&A, 365 1 (2001) L74-L79DOI: https://doi.org/10.1051/0004-6361:20000182
