Nagy, P. T., S. Thurzó, G. Drén, Z. Szabó, M. Soltész, and J. Nyéki. 2007. “Comparative Study of Effects of a Complex Fertilizer and a Biostimulator on Macroelement Content of Leaf and Fruit Quality on Sweet Cherry (Prunus Avium)”. International Journal of Horticultural Science 13 (3): 91-94. https://doi.org/10.31421/IJHS/13/3/753.