Riczu, P., É. Bozsik, B. Gálya, J. Rásó, I. Csiha, A. M. El Shal, J. Nyéki, and J. Tamás. “Volumetric Estimation of an Intensive Apple Orchard With GIS”. International Journal of Horticultural Science, vol. 19, no. 3-4, July 2013, pp. 7-10, doi:10.31421/IJHS/19/3-4./1093.