Proceeding of the 2009 International Conference on Oil Palm and the Environment : Harmonizing oil palm with environment: Malaysian Agro Exposition Park Serdang, 14-15 August 2009, p. 187-203
Proceedings of Simpomin 2009: Sustainability and Competitiveness of Malaysian Mineral Through R & D: Bukit Merah Laketown Resort, Taiping, Perak, 9-11 Nov 2009, p. 129-139