REFERENCES
- Du , Q.-Z. , Ke , C.-Q. and Ito , Y. submitted for publication in the Special Issue on Countercurrent Chromatography in the Journal of Liquid Chromatography
- Du , Q.-Z. , Li , M.-J. and Cheng , Q.-K. 1995 . The Second Tea-Quality Human Health International Symposium, Tea Research Institute , 187 – 189 . Chinese Academy of Agricultural Sciences .