TY - CPAPER AU - Peter Ivan TI - VARIOUS APPROACHES TO EVALUATION OF ECOLOGICAL STABILITY T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on ECOLOGY, ECONOMICS, EDUCATION AND LEGISLATION PY - 2014 DO - 10.5593/sgem2014/b51/s20.109 PB - Stef92 Technology ER -