Discovery of O vii line emitting gas in elliptical galaxies
Ciro Pinto, Andrew C. Fabian, Norbert Werner, Peter Kosec, Jussi Ahoranta, Jelle de Plaa, Jelle S. Kaastra, Jeremy S. Sanders, Yu-Ying Zhang and Alexis Finoguenov
A&A, 572 (2014) L8
DOI: https://doi.org/10.1051/0004-6361/201425270