“Surface-Layer Carbon-Polytetrafluoroethylene Sorbents in the Preconcentration of Phenolic Compounds from Aqueos Solutions”. Sorbtsionnye I Khromatograficheskie Protsessy, vol. 17, no. 1, Feb. 2018, pp. 110-6, https://doi.org/10.17308/sorpchrom.2017.17/359.