TY - CPAPER AU - Student Doru Zdrenghea AU - Student Flaviu Ioan Nica TI - PARAMETRICAL AND NUMERICAL STUDIES OF REINFORCED CONCRETE PIPES USED FOR MICRO TUNNELS EXECUTED WITH PIPE JACKING METHOD T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Science and Technologies in Geology, Exploration and Mining PY - 2017 SP - 595 EP - 602 DO - 10.5593/sgem2017/12/s02.076 PB - STEF92 Technology ER -