1. Malaysia Palm Oil Promotion Council (MPOPC) Home Page: http://www.mpopc.org.my (accessed August 2004).
2. Environmental management for the palm oil industry;Ma;Palm Oil Developments,2000
3. A novel treatment for palm oil mill effluent;Ma;Palm Oil Research Institute of Malaysia (PORIM),1995
4. POME treatment and land application system;Quah,1982
5. Treatment of olive mill washing water by ultrafiltration;Mameri;Can. J. Chem. Eng.,2000