Multistage alteration, mineralization and ore–forming fluid properties at the Viper (Sappes) Au–Cu–Ag–Te ore body, W. Thrace, Greece. SP Kilias, J Naden, M Paktsevanoglou, M Giampouras, A Stavropoulou, ... Bulletin of the Geological Society of Greece 47 (4), 1635-1644, 2013 | 6 | 2013 |