Proceedings 4th Malaysian International Cocoa Conference: Sustainable Cocoa Economy Through Increase in Productivity, Efficiency and Quality: Kuala Lumpur (Malaysia), 18-19 Jul 2005, p. 59-63
Proceedings 4th Malaysian International Cocoa Conference: Sustainable Cocoa Economy Through Increase in Productivity, Efficiency and Quality: Kuala Lumpur (Malaysia), 18-19 Jul 2005, p. 344-348