BAAZI HOURIA; NEMILI ZOHRA; NECER ABDELDJABAR; SAOUDI MESSAOUD. GROUNDWATER POLLUTION SOURCE USING PRINCIPAL COMPONENT ANALYSIS IN GUELMA PLAIN, NORTHEAST ALGERIA. International Journal of Innovative Technologies in Social Science, [S. l.], n. 3(43), 2024. DOI: 10.31435/rsglobal_ijitss/30092024/8248. Disponível em: https://rspublisher.org/index.php/ijitss/article/view/2883. Acesso em: 16 jun. 2026.