1. SeeL. S. Ettre, “Evolution of Liquid Chromatography: a Historical Overview.” InCs. Horyáth (editor), HPLC —Advances and Perspectives, Vol. 1, Academic Press, New York, 1980; pp. 1–74.
2. M. Tswett, “Physikalisch-chemische Studien über das Chlorophyll. Die Adsorption.” Ber. Dtsch. Botan. Ges.24, 316–323 (1906).
3. M. Tswett, “Adsorptionsanalyse und chromatographische Methode. Anwendung auf die Chemie des Chlorophylls.” Ber. Dtsch. Botan., Ges.24, 384–393 (1906).
4. L. S. Ettre, K. I. Sakodynskii, “M. S. Tswett and the Discovery of chromatography, I. Early Work (1899–1903).” Chromatographia35, 223–231 (1993).
5. L. S. Ettre, K. I. Sakodynskii, “M. S. Tswett and the Discovery of Chromatography (1903–1910).” Chromatographia35, 328–329 (1983).