TY - RPRT TI - Stratigraphy and petroleum possibilities of lower Upper Devonian (Frasnian and lower Famennian) strata, Southwestern Utah AU - Edward J. Biller PY - 1976 DO - 10.3133/ofr76343 UR - https://pubs.usgs.gov/publication/ofr76343 ID - ofr76343 ER -