1.
Wieczorek GF. Directions of the U.S. Geological Survey Landslide Hazards Reduction Program. Geog. Fis. Dinam. Quat. 1993;16(1):21-25. Accessed May 24, 2026. https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/709