2Vela, L. 1995. "Trials for the Extraction and Characterization of Oil Inca Peanut (Plukenetia Volubilis L.) in the Department of San Martin." Undergraduate thesis, Tarapoto.
3Flores, D. 2011. "Historical Use: Inca Peanut-Plukenetia Volubilis L." In Perubiodiverso Project Database. Bibliographic Information History and Traditional Uses 3 Selected Plants. Lima.
4Dostert, N., Roque, J., Brokamp, G., Cano, A., and La Torre, M. 2009. "Inca Peanut Botanical Data Sustainable Rural Development Programme." Lima: Deutsche GTZ GmbH.
5Gillespie, L. 1993. "Synopsis of Neotropical Plukenetia (Euphorbiaceae) Including Two New Bibliografia Species." En. Systematic Botany 18 (4): 75-92.
6MacBride, J. F. 1951. "Flora of Peru: Euphorbiaceae, spurge family." Publication Field Museum of Natural History. Chicago.
7Webster, G. L., and Burch, D. 1967. "Euphorbiaceae, In Flora of Panama." Annals of the Missouri Botanical Garden 54: 211-350.
8Dodson, C., and Gentry, A. 1978. "Flora of the Rio Palenque Science Center." Selbyana 4: 1-6283.