Mihaela Sencovici (2013). INVASIVE SPECIES   THEIR IMPACT ON THE ECOSYSTEMS. CASE STUDY: TARGOVISTE PLAIN. SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on ECOLOGY, ECONOMICS, EDUCATION AND LEGISLATION. https://doi.org/10.5593/sgem2013/be5.v1/s20.001