TY - RPRT TI - Microbial control of silver mineralization at a sea-floor hydrothermal site on the northern Gorda Ridge AU - Robert A. Zierenberg AU - Peter Schiffman PY - 1990 DO - 10.1038/348155a0 UR - https://pubs.usgs.gov/publication/70242605 ID - 70242605 ER -