Apple Cultivars for the Cool, Humid Climate of Northwest Washington. Journal of the American Pomological Society, [S. l.], v. 26, n. 3, p. 50–53, 1972. DOI: 10.71318/apom.1972.26.3.50. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/1132. Acesso em: 16 dec. 2025.