Martins, H. R., Clarke, M. R., Reiner, F., & Santos, R. S. (1985). A pygmy sperm whale, Kogia breviceps (Blainville, 1838) (Cetacea: Odontoceti) stranded on Faial Island, Azores, with notes on cephalopod beaks in stomach. Universidade dos Açores.
Chicago Style (17th ed.) CitationMartins, Helen R., Malcolm R. Clarke, Francisco Reiner, and Ricardo S. Santos. A Pygmy Sperm Whale, Kogia Breviceps (Blainville, 1838) (Cetacea: Odontoceti) Stranded on Faial Island, Azores, with Notes on Cephalopod Beaks in Stomach. Universidade dos Açores, 1985.
MLA (9th ed.) CitationMartins, Helen R., et al. A Pygmy Sperm Whale, Kogia Breviceps (Blainville, 1838) (Cetacea: Odontoceti) Stranded on Faial Island, Azores, with Notes on Cephalopod Beaks in Stomach. Universidade dos Açores, 1985.