Maral Abdibattayeva. "DEVELOPMENT OF METHODS FOR EXTRACTION OF OIL IN CLEANING OIL WASTE USING DEVICES EQUIPPED WITH SOLAR CONCENTRATING ELEMENTS." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on ENERGY AND CLEAN TECHNOLOGIES (2013). https://doi.org/10.5593/sgem2013/bd4/s17.011