R.O. Polziehn; J. Hamr; F.F. Mallory; C. Strobeck (1998). "Phylogenetic status of North American wapiti (Cervus elaphus) subspecies". Canadian Journal of Zoology. 76 (6): 998–1010. Bibcode:1998CaJZ...76..998P. doi:10.1139/z98-026.
Sebastian Rodriguez Cermeño; Henry R. Wagner (1924). "The Voyage to California of Sebastian Rodriguez Cermeño in 1595". California Historical Society Quarterly. 3 (1): 3–24. doi:10.2307/25613599. JSTOR25613599.
Laura A. Watt (2015). "The Continuously Managed Wild: Tule Elk at Point Reyes National Seashore". Journal of International Wildlife Law & Policy. 18 (4): 289–308. doi:10.1080/13880292.2015.1096159. S2CID86127098.
Peter J. P. Gogan; Reginald H. Barrett (July 1995). "Elk and Deer Diets in a Coastal Prairie-Scrub Mosaic, California". Journal of Range Management. 48 (4): 327–335. doi:10.2307/4002485. hdl:10150/644391. JSTOR4002485.
Peter J. P. Gogan; Reginald H. Barrett (July 1995). "Elk and Deer Diets in a Coastal Prairie-Scrub Mosaic, California". Journal of Range Management. 48 (4): 327–335. doi:10.2307/4002485. hdl:10150/644391. JSTOR4002485.
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R.O. Polziehn; J. Hamr; F.F. Mallory; C. Strobeck (1998). "Phylogenetic status of North American wapiti (Cervus elaphus) subspecies". Canadian Journal of Zoology. 76 (6): 998–1010. Bibcode:1998CaJZ...76..998P. doi:10.1139/z98-026.
Sebastian Rodriguez Cermeño; Henry R. Wagner (1924). "The Voyage to California of Sebastian Rodriguez Cermeño in 1595". California Historical Society Quarterly. 3 (1): 3–24. doi:10.2307/25613599. JSTOR25613599.
Peter J. P. Gogan; Reginald H. Barrett (July 1995). "Elk and Deer Diets in a Coastal Prairie-Scrub Mosaic, California". Journal of Range Management. 48 (4): 327–335. doi:10.2307/4002485. hdl:10150/644391. JSTOR4002485.
Laura A. Watt (2015). "The Continuously Managed Wild: Tule Elk at Point Reyes National Seashore". Journal of International Wildlife Law & Policy. 18 (4): 289–308. doi:10.1080/13880292.2015.1096159. S2CID86127098.
Julie A. Phillips (1985). Acclimation of reintroduced tule elk in the Diablo Range, California (M.S. Thesis). San Jose, California: San Jose State University. p. 106. OCLC12983030.