REFERENCES
- Son , P. T. , Huong , V. N. , Dũng , N. X. and Binh , L. S. 1987 . Contribution to the study of the chemical composition of the essential oil of Curcuma domestica L. from Vietnam . J. Chemistry (Vietnam) , 1 : 18 – 22 .
- Son , P. T. , Huong , V. N. , Dũng , N. X. and Binh , L. S. 1988 . Contribution to the study of the chemical composition of the essential oil of Curcuma aeruginosa Roxb. from Vietnam . J. Chemistry (Vietnam) , 2 : 18 – 23 .
- Dũng , N. X. , Tho , P. T.T. , Dan , N. V. and Leclercq , P. A. 1989 . Chemical composition of the oil of Ageratum conyzoides L. from Vietnam . J. Essent. Oil Res. , 1 ( 3 ) : 135 – 136 .