1. Lactic acid;Vickroy,1985
2. Expert Committee on Food Additives. Lactic acid;WHO/Food Add,1967
3. Polymers of lactic acid;Kharas,1994
4. Is lactic acid a commodity chemical?;Lipinsky;Chem. Eng. Prog.,1986
5. Promotion of plant growth by polymers of lactic acid;Kinnersley;Plant Growth Regul.,1990