Benedek, P., T. Szabó, and J. Nyéki. “The Effect of the Limitation of Insect Pollination Period on the Fruit Set and Yield of Quince Cultivars (Cydonia Oblonga Mill.)”. International Journal of Horticultural Science 6, no. 3 (June 6, 2000): 103–108. Accessed April 19, 2021. https://ojs.lib.unideb.hu/IJHS/article/view/110.