TY - RPRT TI - Oxygen isotopic and geochemical evidence for a short-lived, high-temperature hydrothermal event in the Chegem caldera, Caucasus Mountains, Russia AU - C. Gazis AU - H.P. Taylor AU - K. Hon AU - A. Tsvetkov PY - 1996 UR - https://pubs.usgs.gov/publication/70018128 ID - 70018128 ER -