1. Block-glide landslides in the Dakota Group of the Front Range foothills, Colorado;Braddock;Geol. Soc. Am. Bull.,1962
2. Geologic antiquity of the Lindenmeier site in Colorado;Bryan;Smithson. Misc. Collect.,1940
3. Geologic Map of Colorado, 1: 500,000.;Burbank,1935
4. Pleistocene chronology, long or short?;Cook;Quat. Res.,1973
5. Analysis of gravity sliding and orogenic translation;Kehle;Geol. Soc. Am. Bull.,1970