Southall BL, Casey C, Holt MM, Insley SJ, Reichmuth C. High-amplitude vocalizations of male northern elephant seals and associated ambient noise on a breeding rookery.  2019. Available at: http://asa.scitation.org/doi/10.1121/1.5139422.

Holt MM, M. Hanson B, Emmons CK, e.a. Sounds associated with foraging and prey capture in individual fish-eating killer whales, Orcinus orca.  2019. Available at: http://asa.scitation.org/doi/10.1121/1.5133388.