Torell, L. Allen, Neil R. Rimbey, John A. Tanaka, David T. Taylor, and J.D. Wulfhorst. 2014. “Ranch Level Economic Impact Analysis for Public Lands: A Guide to Methods, Issues, and Applications”. Journal of Rangeland Applications 1 (January), 1-13. https://thejra.nkn.uidaho.edu/index.php/jra/article/view/21.