Kohar, Indrajati, Soediatmoko Soediman, Mario Mario, Deby Vinolia, Ni Nyoman Tri Puspaningsih, and Leon Janssen. 2017. “Screening Variables in Reducing the Brown Color from the Filtrate of Heavy Metal’s Elimination”. MPI (Media Pharmaceutica Indonesiana) 1 (2), 68-76. https://doi.org/10.24123/mpi.v1i2.188.