Nicholas JW.  1994.  Frabric analysis of rock glacier debris rock mantles, La Sal Mountains, Utah. Permafrost and Periglacial Processes. 5:53-66. Abstract

Nicholas JW, Butler DR.  1996.  Applications of relative-age dating techniques on rock glaciers of the La Sal Mountains, Utah: an interpretation of Holocene paleoclimates. Geografiska Annaler. 78:1-18.

Nicholas JW, Garcia JE.  1997.  Origin of Fossil Rock Glaciers, La Sal Mountains, Utah. Physical Geography. 18:159-160.