‘Sumner’ Pecan. Journal of the American Pomological Society, [S. l.], v. 50, n. 1, p. 2–5, 1996. DOI: 10.71318/apom.1996.50.1.2. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/2208. Acesso em: 1 feb. 2026.