Csihon, Á., I. Gonda, and I. J. Holb. “Effect of a Nanotechnology-Based Foliar Fertilizer on the Yield and Fruit Quality in an Apple Orchard”. International Journal of Horticultural Science 27 (July 21, 2021): 29–32. Accessed June 25, 2022. https://ojs.lib.unideb.hu/IJHS/article/view/9809.