Biblio
“The Effects Of Fire Exclusion On Growth In Mature Ponderosa Pine In Northern Arizona”. Geoscience. Geoscience. Tucson: University of Arizona.
. 1983. 
“Fire History Of The Gila Wilderness, New Mexico”. Department Of Renewable Natural Resources. Department Of Renewable Natural Resources. Tucson: University of Arizona.
. 1983. 
“Potential For Use Of Cottonwoods In Dendrogeomorphology And Paleohydrology”. Department Of Geosciences. Department Of Geosciences. Tucson: University of Arizona.
. 1987. 
“A Dendrochronological Record Of Pandora Moth (Coloradia Pandora, Blake) Outbreaks In Central Oregon”. Geoscience. Geoscience. Tucson: University of Arizona.
. 1997. 
“Restoring Ponderosa Pine Forests In The Black Hills, South Dakota”. Department Of Renewable Natural Resources. Department Of Renewable Natural Resources. Tucson: University of Arizona.
. 2001. 