Proceedings of the Seminar on Medicinal and Aromatic Plants: Towards Bridging Science and Herbal Industry: Kuala Lumpur (Malaysia), 12-13 Sep 2000, p. 246-252
Proceedings of the 23rd Malaysian Society of Animal Production Annual Conference: Globalisation and livestock production in developing nations: Langkawi, Kedah (Malaysia), 27-29 May 2001, p. 84-85