Apple Varieties in Central Pennsylvania. Journal of the American Pomological Society, [S. l.], v. 11, n. 2, p. 32–33, 1956. DOI: 10.71318/apom.1956.11.2.32b. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/181. Acesso em: 2 feb. 2026.