Application of aluminum-based coagulants for improving efficiency of flue gas desulfurization wastewater treatment in coal – fired power plantPiotr Marcinowski, Jan Bogacki, Maciej Majewski, Jarosław Zawadzki and Sridhar SivakumarE3S Web Conf., 108 (2019) 02006DOI: https://doi.org/10.1051/e3sconf/201910802006