1. Extraction chemistry of fermentation product carboxylic acids;Kertes;Biotechnol. Bioeng.,1986
2. Separation and purification: critical needs and opportunities;National Research Council,1987
3. A.M. Baniel, A.M. Eyal, J. Mizrahi, B. Hazan, R.R. Fisher, J.J. Kolstad, B.F. Stewart, Lactic acid production, separation and/or recovery process, US 5,510,526, 1996.
4. B.I. Veldhuis-Stribos, J. Van Breugel, W.J. Groot, B.M. Dierdorp, Continuous process for preparing lactic acid, WO 01/27064 A1, 2001.
5. Performance improvement of lactic acid fermentation by multistage extractive fermentation;Ye;J. Ferment. Bioeng.,1996