HAMDAOUI, Tahar Medjdoub, and Boualem REMINI. “Evolution of Traditional Water Collection Techniques in the Algerian Sahara”. GeoScience Engineering 66, no. 4 (December 22, 2020): 204–222. Accessed March 2, 2021. http://gse.vsb.cz/ojs/index.php/GSE/article/view/322.