Tamás, J., A. Nagy, T. Fórián, J. Nyéki, T. Szabó, and Z. Szabó. 2012. “Precision Geoinformatical System of the Pear Gene-Collection Orchard”. International Journal of Horticultural Science 18 (1): 43-50. https://doi.org/10.31421/IJHS/18/1/993.