Touchan, Ramzi. 1991. ?Effects Of Coppice Thinning On Growth And Yield Of Emory Oak Sprouts In Southeastern Arizona?. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=745176541&sid=2&Fmt=2&clientId=43922&RQT=309&VName=PQD.