↑Horatio Hale, United States Exploring Expedition During the Years 1838, 1839, 1840, 1841, 1842: Ethnography and Philology, vol. 6, Philadelphia, Printed C. Sherman, (lire en ligne), p. 294
↑Abraham Fornander et John F. G. Stokes, An Account of the Polynesian Race, vol. 3, London, Trübner & Company, , 55–56 p. (lire en ligne)