1. Lur’e, Yu.Yu., Metody analiza prirodnykh i stochnykh vod (Methods of Analysis of Natural and Waste Water), Moscow: Nauka, 1977.
2. Baena, J.R. and Valcarcel, M., TrAC, Trends Anal. Chem., 2003, vol. 22, no. 10, p. 641.
3. Vershinin, V.I., Opredelenie summarnogo soderzhaniya odnotipnykh veshchestv (teoriya integral’nykh pokazatelei) (Determination of the Total Concentration of Substances of the Same Type (Integral Theory)), Omsk: Omsk. Gos. Univ., 2016.
4. Klenkin, A.A., Pavlenko, L.F., and Temerdashev, Z.A., Zavod. Lab., Diagn. Mater., 2007, vol. 73, no. 2, p. 31.
5. Usova, S.V., Fedorova, M.A., Petrov, S.V., and Vershinin, V.I., Analitika Kontrol’, 2015, vol. 19, no. 1, p. 69.