Serik, L., O. Ibragimova, G. Ussenova, and N. Baimatova. “Monitoring of Volatile Organic Compounds in Ambient Air of Taldykorgan, Kazakhstan”. Chemical Bulletin of Kazakh National University, Vol. 95, no. 4, Nov. 2019, pp. 4-12, doi:https://doi.org/10.15328/cb1095.