Powis, Terry G., W. Jeffrey Hurst, María del Carmen Rodríguez, Ortíz C. Ponciano, Michael Blake, David Cheetham, Michael D. Coe, and John G. Hodgson. “The Origins of Cacao Use in Mesoamerica.” Mexicon 30, no. 2 (2008): 35–38. http://www.jstor.org/stable/23759545
Orellana, Margarita de, Quentin Pope, Sonia Corcuera Mancera, José Luis Trueba Lara, Jana Schroeder, Laura Esquivel, Jill Derais, et al. “CHOCOLATE II: Mysticism and Cultural Blends.” Artes de México, no. 105 (2012): 73–96. http://www.jstor.org/stable/24319003
Premathilake, R. and Hunt, C. "Peeling Back the History of the Banana" Sapiens. org, August 2018.
Alpern, Stanley B. “Exotic Plants of Western Africa: Where They Came from and When.” History in Africa 35 (2008): 63–102. http://www.jstor.org/stable/25483718
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1493: Uncovering the New World Columbus Created by Powis, Terry G., W. Jeffrey Hurst, María del Carmen Rodríguez, Ortíz C. Ponciano, Michael Blake, David Cheetham, Michael D. Coe, and John G. Hodgson. “The Origins of Cacao Use in Mesoamerica.” Mexicon 30, no. 2 (2008): 35–38. http://www.jstor.org/stable/23759545
Orellana, Margarita de, Quentin Pope, Sonia Corcuera Mancera, José Luis Trueba Lara, Jana Schroeder, Laura Esquivel, Jill Derais, et al. “CHOCOLATE II: Mysticism and Cultural Blends.” Artes de México, no. 105 (2012): 73–96. http://www.jstor.org/stable/24319003
Alpern, Stanley B. “Exotic Plants of Western Africa: Where They Came from and When.” History in Africa 35 (2008): 63–102. http://www.jstor.org/stable/25483718