Summer and Early Fall Apple Varieties. Journal of the American Pomological Society, [S. l.], v. 27, n. 1, p. 6–9, 1973. DOI: 10.71318/apom.1973.27.1.6. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/1143. Acesso em: 5 feb. 2026.