The Fruit Variety Trials at Knuthenborg, Denmark. Journal of the American Pomological Society, [S. l.], v. 13, n. 3, p. 41–43, 1959. DOI: 10.71318/apom.1959.13.3.41. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/290. Acesso em: 4 oct. 2026.