TY - RPRT TI - Drift ice as a geologic agent AU - S.M. Wessells AU - Erk Reimnitz AU - P. W. Barnes AU - E. W. Kempema PY - 1993 DO - 10.3133/ofr93237 UR - https://pubs.usgs.gov/publication/ofr93237 ID - ofr93237 ER -