Kohán, Balázs, and József Szalai. “Spatial Analysis of Groundwater Level Monitoring Network in the Danube-Tisza Interfluve Using Semivariograms”. Hungarian Geographical Bulletin 63, no. 4 (December 3, 2014): 379-400. Accessed December 26, 2024. https://ojs.mtak.hu/index.php/hungeobull/article/view/2901.