TY - RPRT TI - Southern Laurentide ice lobes were created by ice streams: Des Moines Lobe in Minnesota, USA AU - C. J. Patterson PY - 1997 DO - 10.1016/s0037-0738(97)00018-3 UR - https://pubs.usgs.gov/publication/70019840 ID - 70019840 ER -