FERAHTIA, A., HALILAT, M. T., MIMECHE, F., & BENSACI, E. (2021). SURFACE WATER QUALITY ASSESSMENT IN SEMI-ARID REGION (EL HODNA WATERSHED, ALGERIA) BASED ON WATER QUALITY INDEX (WQI). Studia Universitatis Babeș-Bolyai Chemia, 66(1), 127–142. https://doi.org/10.24193/subbchem.2021.1.10