TY - BOOK ID - 137320757 TI - Field instrumentation studies of earth tremors and their geologic environments in central Utah coal mining areas AU - Osterwald, Frank W. AU - Geological Survey (U.S.) PY - 1971 PB - Washington : United States Department of the Interior, Geological Survey, DB - UniCat KW - Geology KW - Seismology KW - Utah UR - https://www.unicat.be/uniCat?func=search&query=sysid:137320757 AB - ER -