Biblio
βEl Cometa De Halleyβ. Tucson Citizen. Tucson Citizen.
. 1910. βElevated Atmospheric Carbon Dioxide Impacts Carbon Dynamics In A C(4)-Sorghum-Soil Agroecosystem: An Application Of Stable Carbon Isotopes (Delta Carbon-13) In Tracing The Fate Of Carbon In The Atmosphere-Plant-Soil Ecosystemβ. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=885700691&sid=10&Fmt=2&clientId=43922&RQT=309&VName=PQD.
. 2005. . 1981.
. 1996.
βEvidence Of Climatic Effects In The Annual Ringsβ. Ecology 1 (No. 1). Ecology.
. 1920. 
βEvidences Of Cycles In Tree Ring Recordsβ. Proceedings Of The National Academy Of The Sciences. Proceedings Of The National Academy Of The Sciences.
. 1933. 
Expanded Tree-Ring Chronologies For The Southwestern United States. Chronology Series Iii. Chronology Series Iii. Tucson: Laboratory of Tree-Ring Research.
. 1978. 
βExtracting Cultural Information From Ship Timberβ. Anthropology / Nautical Archaeology. Anthropology / Nautical Archaeology. Texas A&M University. http://search.proquest.com/docview/856582319?accountid=8360.
. 2010. 
βThe Feasibility Of Augmenting Hydrologic Records Using Tree-Ring Dataβ. Hydrology And Water Resources. Hydrology And Water Resources. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=760166291&sid=14&Fmt=1&clientId=43922&RQT=309&VName=PQD.
. 1971. βFeasibility Of Using Tree-Ring Chronologies To Augment Hydrologic Records In Tasmania, Australiaβ. School Of Renewable Natural Resources. School Of Renewable Natural Resources. University of Arizona.
. 1980. . 1987.
. 1994.
βFire Histories Of Upper Elevation Forests In The Gila Wilderness, New Mexico Via Fire Scar And Stand Age Structure Analysesβ. School Of Renewable Natural Resources. School Of Renewable Natural Resources. Tucson: University of Arizona.
. 1997. 
βFire History And Fire Climate Relationships In Upper Elevation Forests Of The Southwestern United Statesβ. 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.
. 2007. . 1998.
βFire History In Riparian Canyon Pine-Oak Forests And The Intervening Desert Grasslands Of The Southwest Borderlands: A Dendroecological, Historical, And Cultural Inquiryβ. School Of Renewable Natural Resources. School Of Renewable Natural Resources. Tucson: University of Arizona.
. 1998. 
βFire History Of The Gila Wilderness, New Mexicoβ. Department Of Renewable Natural Resources. Department Of Renewable Natural Resources. Tucson: University of Arizona.
. 1983. 
. 1984.
βFire-Climate-Vegetation Interactions In Subalpine Forests Of The Selway-Bitterroot Wilderness Area, Idaho And Montana, Usaβ. Geography And Regional Development. Geography And Regional Development. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=765957031&sid=4&Fmt=2&clientId=43922&RQT=309&VName=PQD.
. 2003. βThe First Satellite Of Jupiterβ. Abdruck Aus Den Astr. Nachr. Bd. 146.. Abdruck Aus Den Astr. Nachr. Bd. 146.
. 1898. 
.
. 1990.
βForms Of Jupiter's Satellitesβ. Popular Astronomy. Popular Astronomy.
. 1894. 
βFreshwater Fish-A Global Food Potentialβ. Ambio. Ambio.
. 1977.