SZABÓ, Z.; NYÉKI, J. Variability of the data indicating the fertility of different plum varieties. International Journal of Horticultural Science, [S. l.], v. 9, n. 2, p. 51–55., 2003. DOI: 10.31421/IJHS/9/2/392. Disponível em: https://ojs.lib.unideb.hu/IJHS/article/view/392.. Acesso em: 22 feb. 2024.