Apple Varieties and Production Trends in the Midwest. Journal of the American Pomological Society, [S. l.], v. 33, n. 1, p. 15–20, 1979. DOI: 10.71318/apom.1979.33.1.15. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/1377. Acesso em: 6 feb. 2026.