JANICK, Jules; BLASE, Melvin G.; JOHNSON, Duane L.; JOLLIFF, Gary D.; MYERS, Robert L. Diversifying U.S. Crop Production. Council for Agricultural Science and Technology (CAST), Ames, U.S.A., 1996. DOI: 10.62300/mr8y0887. Disponível em: https://publications.cast-science.org/CAST/article/view/212. Acesso em: 2 jul. 2026.