1.
Verstappen HT. Satellite remote sensing, geomorphological survey and natural hazard zoning. Some new developments ad ITC, the Netherlands. Geog. Fis. Dinam. Quat. 1989;2:103-109. Accessed May 30, 2026. https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/1143