1. Multicomponent Chromatography;Helfferich,1970
2. Equilibrium in ternary ion exchange systems;Dranoff;Ind. Eng. Chem.,1957
3. Ion exchange equilibria in a ternary system;Pieroni;AIChE J.,1963
4. Prediction of ion exchange equilibrium when several cationic species are present;Smith;Eng. Bull. Purdue Univ., Eng. Ext. Ser.,1968
5. Investigation on ion exchange equilibria with radio-active tracer method, II. Investigations concerning the removal factor in binary monovalent cation systems;Jasz;Acta. Chim. Acad. Sci. (Hung.),1961