PURWADARIA, T., NIRWANA, N., KETAREN, P. P., PRADONO, D. I., & WIDYASTUTI, Y. (2011). SYNERGISTIC ACTIVITY OF ENZYMES PRODUCED BY EUPENICILLIUM JAVANICUM AND ASPERGILLUS NIGER NRRL 337 ON PALM OIL FACTORY WASTES. BIOTROPIA, (20). https://doi.org/10.11598/btb.2003.0.20.178