Robert A. Litle

Characterization and Selection of Waste Rock Borrow Material for Use as Rock Armor to Reduce Tailing Impoundment Side-slope Erosion

Jason K. Keller, R. Rice, M. Grabau, 2011 .

Contributions of Pesticide use to Urban Background Concentrations of Arsenic in Denver, Colorado, U.S.A.

Theodore E. Kuehster, D. Folkes, Robert A. Litle, 2001 .