TY - RPRT TI - Preliminary geologic report on the 1960 U.S. Expedition to Bellingshausen Sea, Antarctica AU - C. Craddock AU - H.A. Hubbard PY - 1961 DO - 10.1126/science.133.3456.886 UR - https://pubs.usgs.gov/publication/70010654 ID - 70010654 ER -