Authors: Sallabanks, R Marcot, BG Riggs, RA Mehl, CA Arnett, EB

Citation: R. Sallabanks et al., Wildlife of Eastside (interior) forests and woodlands, WILDLIFE-HABITAT RELATIONSHIPS IN OREGON AND WASHINGTON, 2001, pp. 213-238

Authors: Riggs, RA Tiedemann, AR Cook, JG Ballard, TM Edgerton, PJ Vavra, M Krueger, WC Hall, FC Bryant, LD Irwin, LL Delcurto, T

Citation: Ra. Riggs et al., Modification of mixed-conifer forests by ruminant herbivores in the blue mountains ecological province, USDA FS PNW, (527), 2000, pp. 1

Authors: Noyes, JH Johnson, BK Riggs, RA Schlegel, MW Coggins, VL

Citation: Jh. Noyes et al., Assessing aerial survey methods to estimate elk populations: a case study, WILDL SOC B, 28(3), 2000, pp. 636-642

Authors: Rohweder, MR McKetta, CW Riggs, RA

Citation: Mr. Rohweder et al., Economic and biological compatibility of timber and wildlife production: an illustrative use of production possibilities frontier, WILDL SOC B, 28(2), 2000, pp. 435-447