TY - RPRT TI - Development of a portable active long-path differential optical absorption spectroscopy system for volcanic gas measurements AU - Fabio Vita AU - Christoph Kern AU - Salvatore Inguaggiato PY - 2014 DO - 10.5194/jsss-3-355-2014 UR - https://pubs.usgs.gov/publication/70138540 ID - 70138540 ER -