TY - RPRT TI - Evidence for two pulses of glaciation during the late Proterozoic in northern Utah and southeastern Idaho AU - M. D. Crittenden AU - N Christie-Blick AU - Paul K. Link PY - 1983 DO - 10.1130/0016-7606(1983)94<437:eftpog>2.0.co;2 UR - https://pubs.usgs.gov/publication/70206843 ID - 70206843 ER -