Biblio
] . 1984. “Über Den Witterungseinfluß Auf Die Jahrringstruktur Der Gemeinen Keifer (Pinus Silvestris L.)”. University of Freiburg.
. 2008. “Using False Rings To Reconstruct Local Drought Severity Patterns On A Semiarid River”. Geography And Regional Development. Geography And Regional Development. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=1500068401&sid=3&Fmt=2&clientId=43922&RQT=309&VName=PQD.
. 1969. “Variation In Transpiration And Its Relationship With Growth For Pinus Ponderosa Lawson In Southern Arizona”. Watershed Management. Watershed Management. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=755441531&sid=6&Fmt=1&clientld=43922&RQT=309&Vname=PQD.
. 1966. “Variation In Water Stress Of Ponderosa Pine”. Botony. Botony. University of Arizona.
. 2001. “Winslow Orange Ware And The Ancestral Hopi Migration Horizon”. Anthropology. Anthropology. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=729042861&sid=14&Fmt=2&clientId=43922&RQT=309&VName=PQD.
. 1983. “X-Ray Densitometric Measurement Of Climatic Influence On The Intra-Annual Characteristics Of Southern Semiarid Conifer Tree Rings”. Geoscience. Geoscience. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=752888331&sid=23&Fmt=2&clientId=43922&RQT=309&VName=PQD.