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♦ ¹"Fig-eating by vertebrate frugivores: a global review", MIKE SHANAHAN, SAMSON SO, STEPHEN G. COMPTON and RICHARD CORLETT, Biol. Rev. (2001), 76, pp. 529–572
♦ ²Feeding and Ranging in the Mentawai Island Langur (Presbytis potenziani), Agustin Fuentes, International Journal of Primatology, Vol 17, No. 4, 1996
♦ ³Interactions among Frugivores and Fleshy Fruit Trees in a Philippine Submontane Rainforest, Andreas Hamann and Eberhard Curio, Conservation Biology Volume 13, No. 4, August 1999, Pages 766–773