Wood, Michelle Lee. Anon.1996. Synoptic Dendroclimatology in the Upper Marmada River Basin: An Exploratory Study in Central Asia. Geoscience. Geoscience. University of Arizona.

Hirschboeck, K. Anon.1975. The Response of Flooding in the Upper Mississippi Valley to Twentieth Century Climatic Fluctuations 1925-1969. Geography. Geography. University of Wisconsin.

Hirschboeck, K. Anon.1985. Hydroclimatology of flow events in the Gila River Basin, Central and Southern Arizona. Geosciences. Geosciences. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=753278081&sid=23&Fmt=2&clientId=43922&RQT=309&VName=PQD.

Woodhouse, Connie Ann. Anon.1996. Climate variability in the southwestern United States as reconstructed from tree-ring chronologies. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=739718221&sid=24&Fmt=2&clientId=43922&RQT=309&VName=PQD.

Ni, Fenbiao. Anon.2000. Analysis and reconstruction of the relationship between a circulation anomaly feature and tree rings: Linear and nonlinear approaches. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=731915311&sid=23&Fmt=2&clientId=43922&RQT=309&VName=PQD.