TY - JOUR A1 - Ech-Chafay, H. A1 - Najy, M. A1 - Talbi, F. Z. A1 - El Ghazouany, A. A1 - Lachhab, M. A1 - Belghyti, D. T1 - STUDY OF THE PURIFICATION PERFORMANCE OF THE NATURAL LAGUNATING TECHNIQUE OF THE PURIFICATION STATION OF THE CITY OF OUTAT EL HAJ – MOROCCO JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XLIV-4/W3-2020 SP - 189 EP - 193 Y1 - 2020/11/23 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XLIV-4-W3-2020/189/2020/ L1 - https://isprs-archives.copernicus.org/articles/XLIV-4-W3-2020/189/2020/isprs-archives-XLIV-4-W3-2020-189-2020.pdf DO - 10.5194/isprs-archives-XLIV-4-W3-2020-189-2020 ER -