Z. Angyal, “Landforms and vegetation development on spoil tip surfaces near Salgótarján (NE-Hungary)”, Geog. Fis. Dinam. Quat., vol. 30, no. 2, pp. 155–159, Dec. 2007, Accessed: Jan. 12, 2026. [Online]. Available: https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/320