URL https://www.researchgate.net/profile/Houssne-Bouimouass/publication/351228407/figure/fig8/AS:1018259193204743@1619783318976/4-Maps-showing-a-the-piezometric-contours-for-both-the-dry-season-September-2017.ppm
URL2 https://www.researchgate.net/figure/4-Maps-showing-a-the-piezometric-contours-for-both-the-dry-season-September-2017_fig8_351228407
