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♦ ¹THE DIET OF MARKHAM’S STORM PETREL OCEANODROMA MARKHAMI ON THE CENTRAL COAST OF PERU, IGNACIO GARCÍA-GODOS, ELISA GOYA & JAIME JAHNCKE, Marine Ornithology 30: 77–83 (2002)
♦ ²Diving behavior of blue-footed boobies Sula nebouxii in northern Peru in relation to sex, body size and prey type, Carlos B. Zavalaga, Silvano Benvenuti, Luigi Dall’Antonia, Steven D. Emslie, MARINE ECOLOGY PROGRESS SERIES 336: 291–303, 2007