TY - RPRT TI - Loess records: North America AU - H.M. Roberts AU - D.R. Muhs AU - E. Arthur Bettis PY - 2007 DO - 10.1016/b0-44-452747-8/00163-0 UR - https://pubs.usgs.gov/publication/70038789 ID - 70038789 ER -