Productivity and Vigor of Sixteen Raspberry Cultivars in Central Pennsylvania. Journal of the American Pomological Society, [S. l.], v. 46, n. 3, p. 132–137, 1992. DOI: 10.71318/apom.1992.46.3.132. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/1972. Acesso em: 10 dec. 2025.