1. M.S. Tswett, Tr. Protok. Varshav. Obshch. Estestvoistpyt. Otd. Biol. 14 (1903, publ. 1905) 20; and in “On the New Category of Adsorption Phenomena and their Applications in Biochemical Analysis”. Reprinted and Translated in G. Hesse and H. Weil, “Tswett’s erste chromatographische Schrift”, Woelm, Eschwegen, 1954.
2. Modern Practice of Liquid Chromatography;Kirkland,1971
3. Superficial Ion-exchange Chromatography