The Jonathan Apple, a Valuable Parent. Journal of the American Pomological Society, [S. l.], v. 11, n. 2, p. 25–25, 1956. DOI: 10.71318/apom.1956.11.2.25. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/177. Acesso em: 2 feb. 2026.