Germplasm Reserves of North American Nut Trees. Journal of the American Pomological Society, [S. l.], v. 28, n. 4, p. 95–99, 1974. DOI: 10.71318/apom.1974.28.4.95. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/1196. Acesso em: 7 mar. 2026.