Marine Mammal Institute

Ballance, L. T., Perrin, W. F., & Thewissen, J. G. M.. (2009). Cetacean Ecology. In Encyclopedia of Marine Mammals, Second Edition. San Diego: Elsevier.

Taylor, B. L., Archer, F. I., Martien, K. K., Rosel, P. E., Hancock-Hanser, B. L., Lang, A. R., et al.. (2017). Guidelines and quantitative standards to improve consistency in cetacean subspecies and species delimitation relying on molecular genetic data. Marine Mammal Science, 33(S1), 132 - 155. doi:10.1111/mms.12411

Dalebout, M. L., C. Baker, S., Steel, D. J., Thompson, K., Robertson, K. M., Chivers, S. J., et al.. (2014). Resurrection of Mesoplodon hotaula Deraniyagala 1963: A new species of beaked whale in the tropical Indo-Pacific. Marine Mammal Science, 30(3), 1081–1108. doi:10.1111/mms.12113