Margolis, Ellis Quinn. 2007. ?Fire History And Fire Climate Relationships In Upper Elevation Forests Of The Southwestern United States?. School Of Natural Resources. School Of Natural Resources. Tucson: University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=1375523671&sid=1&Fmt=2&clientId=43922&RQT=309&VName=PQD.

Abolt, Rena Ann Peck. 1997. ?Fire Histories Of Upper Elevation Forests In The Gila Wilderness, New Mexico Via Fire Scar And Stand Age Structure Analyses?. School Of Renewable Natural Resources. School Of Renewable Natural Resources. Tucson: University of Arizona.