Spur Strains of McIntosh Discovered in British Columbia, Canada. Journal of the American Pomological Society, [S. l.], v. 24, n. 2, p. 27–32, 1970. DOI: 10.71318/apom.1970.24.2.27. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/1028. Acesso em: 10 dec. 2025.