Cheyenne, A New Precocious Pecan Variety. Journal of the American Pomological Society, [S. l.], v. 24, n. 4, p. 84–85, 1970. DOI: 10.71318/apom.1970.24.4.84. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/1045. Acesso em: 24 feb. 2026.