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Research Documents: History

  • Kufer, J.; Grube, N.; Heinrich, M. Cacao in Eastern Guatemala – a sacred tree with ecological significance. Environment Development and Sustainability, vol. 8, p. 59-608, 2006.

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  • Crown, P. L.; Hurst, W. J. Evidence of cacao use in the Prehispanic American Southwest. Proceedings of the National Academy of Sciences of the United States of America, vol. 106, p. 2110-2113, 2009

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  • Kevorkian, A.G., Dull, R.E.T. Cocoa and Chocolate. 1964 Yearbook United States Department Agriculture, 1964, p. 200-205

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  • Howes, F.N. The Early Introduction of Cocoa to West Africa. African Affairs, vol. 45, p. 152-153, 1946

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  • Powis, T.G., Cyphers, A., Gaikwad, N.W., Grivetti, L., Cheong, K. Cacao use and the San Lorenzo Olmec. Proc. National Academy of Sciences U S A, vol. 180, p. 8595-8600, 2011.

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  • Tous, M. Cacao and encomienda in the Alcaldía Mayor of Sonsonate, XVIth Century. Anuario de Estudios Americanos, vol. 68, p. 513-537, 2011.

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