This article reviews Tucson Basin cerros de trincheras sites and compares them with sites in Sonora and other parts of Arizona as part of an argument that the southern Arizona cerros de trincheras were an important part of widespread organizational and ideological changes that took place during the early Classic Period.

Christian E. Downum, Paul R. Fish and Suzanne K. Fish. Kiva Vol. 59, No. 3 (Spring, 1994), pp. 271-296.

The article can be downloaded thru ResearchGate.