TY - CPAPER AU - Anna Kholodenko TI - ASSESSMENT OF ENVIRONMENTAL EFFICIENCY WILDLIFE PRESERVE FUNCTIONING IN THE NATURAL PROTECTED AREAS SYSTEM OF THE VOLGOGRAD REGION T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Ecology, Economics, Education and Legislation PY - 2019 SP - 147 EP - 154 DO - 10.5593/sgem2019/5.2/s20.019 PB - STEF92 Technology ER -