“NATURAL REGENERATION AND ARTIFICIAL THINNING FOR EARLY FOREST RESTORATION ON A PERMANENTLY CLOSED SKI SLOPE ”, INTERNATIONAL JOURNAL OF GEOMATE, vol. 20, no. 82, pp. 115–120, Jun. 2021, Accessed: Apr. 17, 2026. [Online]. Available: https://geomatejournal.com/geomate/article/view/166