Rootstocks for Apple and Pear. Journal of the American Pomological Society, [S. l.], v. 18, n. 2, p. 40–40, 1964. DOI: 10.71318/apom.1964.18.2.40a. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/616. Acesso em: 16 dec. 2025.