TY - RPRT TI - Evolution of sedimentary basins: Powder River Basin AU - Vito F. Nuccio AU - Paula L. Hansley AU - William A. Cobban AU - Carroll G. Whitney PY - 1990 DO - 10.3133/b1917 UR - https://pubs.usgs.gov/publication/b1917 ID - b1917 ER -