Yegemova, S., M. Derbissalin, B. Kenessov, and J. Koziel. “Quantification of Phenol in Soil Using Solid-Phase Microextraction, Gas Chromatography-Mass Spectrometry and Standard Addition”. Chemical Bulletin of Kazakh National University, Vol. 80, no. 4, Dec. 2015, pp. 4-12, doi:https://doi.org/10.15328/cb672.