Persistent organic pollutants (PCBs and OCP) in air and soil from Ulaanbaatar and the Lake Hovsgol region, Mongolia - Mamontova, EA; Tarasova, EN; Ganchimeg, D; Kuzmin, MI; Mamontov, AA; Khomutova, M Yu; Burmaa, G; Odontuya, G; Erdenebayasgalan, G (Mongolian journal of chemistry, 2014)