Sergey Mogilny. "THE EFFECTIVENESS OF SELF-CALIBRATION OF NON-METRIC DIGITAL CAMERA THAT USED ON UNMANNED AERIAL VEHICLES." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Informatics, Geoinformatics and Remote Sensing (2018): 199-210. https://doi.org/10.5593/sgem2018/2.3/s10.026