1. The comparative effects of surface application versus incorporation of various mulching materials on structure, permeability, runoff, and other soil properties;Alderfer;Soil Science Society of America Proceedings,1943
2. Man, models and management: an overview of the archaeology of the Arizona Strip and the management of its cultural resources;Altschul,1989
3. Amos, R.C., 1986. Sunset Crater, Arizona: Evidence for a Large Magnitude Strombolian Eruption. MS thesis, Arizona State University, Tempe, 165 p.
4. The Wupatki Archaeological Inventory Survey Project, Final Report;Anderson,1990
5. Investigation of alluvial terrace soils in the vicinity of First Fort Archaeological Site, Walnut Canyon National Park;Anderson,2001