TY - RPRT TI - Interpretation of Fischer assay data for the evaluation of analcime-bearing oil shale in the Green River Formation, Colorado and Utah AU - George A. Desborough AU - Janet K. Pitman PY - 1975 DO - 10.3133/ofr75219 UR - https://pubs.usgs.gov/publication/ofr75219 ID - ofr75219 ER -