TY - CPAPER AU - Hanna Hrehorowicz – Gaber TI - PROTECTION PROBLEMS OF RIVER VALLEYS OF BESKID SADECKI IN THE CONTEXT OF THE DEVELOPMENT OF SETTLEMENT STRUCTURES T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Ecology, Economics, Education and Legislation PY - 2018 SP - 747 EP - 754 DO - 10.5593/sgem2018/5.2/s20.097 PB - STEF92 Technology ER -