Vaszily, B. “Detemination of the Time of Pruning Regarding the Ability of Developing Flower Buds and Their Frost Tolerance in Sweet Cherry Varieties”. International Journal of Horticultural Science 16, no. 4 (August 16, 2010): 45–48. Accessed August 9, 2022. https://ojs.lib.unideb.hu/IJHS/article/view/915.