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nih.gov
ncbi.nlm.nih.gov
Paul A. Hohenlohe, Linda Y. Rutledge, Lisette P. Waits, Kimberly R. Andrews, Jennifer R. Adams, Joseph W. Hinton, Ronald M. Nowak, Brent R. Patterson, Adrian P. Wydeven, Paul A. Wilson, Brad N. White (2017). "Comment on "Whole-genome sequence analysis shows two endemic species of North American wolf are admixtures of the coyote and gray wolf"". Science Advances. 3 (6): e1602250. doi:10.1126/sciadv.1602250. PMC 5462499 Freely accessible. PMID 28630899.
vonHoldt, Bridgett M.; Cahill, James A.; Gronau, Ilan; Shapiro, Beth; Wall, Jeff; Wayne, Robert K. (2017). "Response to Hohenloheet al". Science Advances. 3 (6): e1701233. doi:10.1126/sciadv.1701233. PMID 28630935.