Towards modernisation of research and technology in herbal industries: proceedings of the seminar on medicinal and aromatic plants: Kuala Lumpur (Malaysia), 24-25 Jul 2001, p. 120-123
Towards modernisation of research and technology in herbal industries: proceedings of the seminar on medicinal and aromatic plants: Kuala Lumpur (Malaysia), 24-25 Jul 2001, p. 81-91