A galaxy overdensity at z = 0.401 associated with an X-ray emitting structure of warm-hot intergalactic mediumF. Mannucci, G. Bonnoli, L. Zappacosta, R. Maiolino and M. PedaniA&A, 468 3 (2007) 807-814DOI: https://doi.org/10.1051/0004-6361:20066591
