Donley, David Lee. 1971. ?Analysis Of The Winter Climatic Pattern At The Time Of The Mycenaean Decline?. University of Wisconsin. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=761858411&sid=4&Fmt=1&clientId=43922&RQT=309&VName=PQD.