TY - CPAPER AU - Owerko, . Piotr AU - Ortyl, ?ukasz TI - GPR IDENTIFICATION OF PRESTRESSING TENDONS IN AREAS WITH HIGH DENSITY OF ORDINARY REINFORCEMENT. T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on SCIENCE AND TECHNOLOGIES IN GEOLOGY, EXPLORATION AND MINING PY - 2013 SP - 771 EP - 778 pp DO - 10.5593/sgem2013/ba1.v2/s05.012 PB - Stef92 Technology ER -