Theilen-Willige, B. “Overview of Circular Structures of Various Origins and Sizes in Egypt As a Contribution to Natural Hazard Data Mining Based on Remote Sensing Data and Geoinformation Systems (GIS) Analysis”. Prevention and Treatment of Natural Disasters, vol. 2, no. 2, Dec. 2023, pp. 7-19, doi:10.54963/ptnd.v2i2.167.