机译:INTERPRETING PRE-VEGETATION LANDSCAPE DYNAMICS: THE CAMBRIAN LOWER MOUNT SIMON SANDSTONE, ILLINOIS, USA
Univ Illinois, Dept Geol, 1301 West Green St, Urbana, IL 61801 USA;
Univ Illinois, Prairie Res Inst, Illinois State Geol Survey, Nat Resources Bldg,615 East Peabody Dr, Champaign, IL 61820 USA;
Wright State Univ, Dept Earth & Environm Sci, 3640 Colonel Glenn Highway, Dayton, OH 45435 USA;