TY - RPRT TI - EVALUATION OF THE EFFECTS OF WEATHERING ON A 50-YEAR OLD RETORTED OIL-SHALE WASTE PILE, RULISON EXPERIMENTAL RETORT, COLORADO. AU - Michele L. Tuttle AU - Walter E. Dean AU - Daniel J. Ackerman PY - 1985 UR - https://pubs.usgs.gov/publication/70012990 ID - 70012990 ER -