Analysis of Palm Oil Mill Effluent QualitySurya Eka Putra, Indang Dewata, Eri Barlian, Nurhasan Syah, U. Iswandi, Mulya Gusman, Ali Amran and Alya FarianiE3S Web Conf., 481 (2024) 03001DOI: https://doi.org/10.1051/e3sconf/202448103001