Szikriszt, B., S. Ercisli, A. Hegedűs, and J. Halász. “Self-Incompatibility Alleles in Esatern European and Asian Almond (Prunus Dulcis) Genotypes: A Preliminary Study”. International Journal of Horticultural Science 18, no. 2 (July 26, 2012): 23-26. Accessed September 25, 2020. https://ojs.lib.unideb.hu/IJHS/article/view/1027.