Gozan, M., A. Mueller, and A. Tiehm. “Auxiliary Substrates for Elimination of Trichloroethene, Monochlorobenzene, and Benzene in a Sequential Anaerobic–Aerobic GAC Biobarrier”. ASEAN Journal of Chemical Engineering, Vol. 7, no. 1, Dec. 2007, pp. 68-82, https://journal.ugm.ac.id/v3/AJChE/article/view/7677.