M.-A. BREHAR, M. VÁRHELYI, V.-M. . CRISTEA, D. CRÎSTIU, and P.- Şerban AGACHI, “INFLUENT TEMPERATURE EFFECTS ON THE ACTIVATED SLUDGE PROCESS AT A MUNICIPAL WASTEATER TREATMENT PLANT”, Studia UBB Chemia, vol. 64, no. 1, pp. 113–123, Mar. 2019.