TY - RPRT TI - Magma fracturing and degassing associated with obsidian formation: The explosive–effusive transition AU - Agustin Cabrera AU - Roberto Weinberg AU - Heather M. Wright PY - 2015 DO - 10.1016/j.jvolgeores.2014.12.014 UR - https://pubs.usgs.gov/publication/70175541 ID - 70175541 ER -