A Survey of New Early-Coloring Red Sports of Delicious Apples. Journal of the American Pomological Society, [S. l.], v. 11, n. 3, p. 39–42, 1957. DOI: 10.71318/apom.1957.11.3.39. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/203. Acesso em: 2 feb. 2026.