Apple Production and Variety Trends. Journal of the American Pomological Society, [S. l.], v. 16, n. 3, p. 57–58, 1962. DOI: 10.71318/apom.1962.16.3.57. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/517. Acesso em: 10 dec. 2025.