Divergence in proteins, mitochondrial DNA, and reproductive compatibility across the Isthmus of PanamáDOI: info:10.1126/science.8503007v. 260No. 5114American Association for the Advancement of Science1629–1632
Knowlton, Nancy, Weight, Lee A., Solorzano, Luis Anibal, Mills, DeEtta K., and Bermingham, Eldredge. 1993. "Divergence in proteins, mitochondrial DNA, and reproductive compatibility across the Isthmus of Panamá." Science, 260, (5114) 1629–1632. https://doi.org/10.1126/science.8503007.