1. Liquid-Liquid Extraction;ALDERS,1959
2. Gas Purification;KOHL,1960
3. Liquid Extraction;TREYBAL,1951
4. Solvent extraction of vegetable drying oils;RUTHRUTH;Trans. Am. Inst. Chem. Engrs,1941
5. Furans in vegetable oil refining;GLOYER;Ind. Eng. Chem,1948