Biblio
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, “Manipulating cattle distribution with salt and water in large arid-land pastures: a GPS/GIS assessment.”, Appl Anim Behav Sci, vol. 73, no. 4, pp. 251-262, 2001.
, “1983 Progress Report -- Research in Rangeland Management: Home Range Size and Habitat Use by Wild Horses”, Oregon Agricultural Experiment Station, 1983.