1. M. C. Rand, A. E. Greenberg, M. J. Taras (eds.) Standard Methods for the Examination of Waste and Wastewater, 14th ed., Amer. Publ. Health Assoc., Washington, D. C., 1976.
2. J. Churáček, J. Čoupek, in “Liquid Column Chromatography”,Z. Deyl, K. Macek (eds.), J. Chromatogr. Library, Vol. 3. Elsevier, Amsterdam, 1975.
3. J. Gasparič, J. Churáček, Paper and Thin-Layer Chromatography, E. Horwood, Chichester, 1978, p. 115.
4. L. Fishbein, Chromatography of Environmental Hazards, Vol. II, Metal, Gaseous and Industrial Pollutants, Elsevier, Amsterdam, 1973, Ch. 22.
5. A Guide to the Analysis of Phenols by Gas Chromatography, Polyscience Corp., Evanston, Ill. 1966.