Concentrations of benzene, toluene, ethylbenzene and o-xylene in soil and atmospheric precipitations in the cities of Almaty and Astana - Orazbayeva, Dina; Karatayeva, Ulzhalgas; Kenessov, Bulat; Beisembayeva, Kulzhan; Meyramkulova, Kulyash (Chemical Bulletin of Kazakh National University, 2016)