Proceedings 4th Malaysian International Cocoa Conference : Sustainable Cocoa Economy Through Increase in Productivity, Efficiency and Quality: Kuala Lumpur (Malaysia), 18-19 Jul 2005, p. 443-447
Prosiding Bengkel Perlindungan Tanaman Koko 2003: Ke Arah Perlindungan Tanaman Koko Yang Mapan dan Mesra Alam: Tawau, Sabah (Malaysia), 20-21/10/2003, p. 17-30