3 books
Human Effects on the Hydrologic System of the Verde Valley, Central Arizona, 1910? 2005 and 2005?2110, Using a Regional Groundwater Flow Model
Ephemeral-Stream Channel and Basin-Floor Infiltration and Recharge in the Sierra Vista Subwatershed of the Upper San Pedro Basin, Southeastern Arizona
Ground-Water Flow Model of the Sierra Vista Subwatershed and Sonoran Portions of the Upper San Pedro Basin, Southeastern Arizona, United States, and N