Honeygold and Red Baron, Two New Hardy Apples from Minnesota. Journal of the American Pomological Society, [S. l.], v. 23, n. 4, p. 63–64, 1969. DOI: 10.71318/apom.1969.23.4.63. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/998. Acesso em: 9 dec. 2025.