Baimatova, Nassiba, Bulat Kenessov, and Svetlana Batyrbekova. 2014. “Screening of Polycyclic Aromatic Hydrocarbons in Air by Gas Chromatography-Mass Spectrometry Coupled With Solid-Phase Microextraction”. Chemical Bulletin of Kazakh National University 74 (2), 19-28. https://doi.org/https://doi.org/10.15328/chemb_2014_219-28.