Chandra and XMM–Newton observations of Tololo 0109-383 G. Matt, S. Bianchi, M. Guainazzi, W. N. Brandt, A. C. Fabian, K. Iwasawa and G. C. Perola A&A, 399 2 (2003) 519-523 Published online: 07 February 2003 DOI: 10.1051/0004-6361:20021817