@inproceedings{sgem2018s18016, title = {RECENT APPROACHES REGARDING THE SELECTION OF APPROPRIATE METHODS FOR THE CHARACTERIZATION AND ANALYSIS OF USED OILS IN ORDER TO ASSESSMENT OF THE METALS CONTENT}, author = {Lidia Kim}, booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Energy and Clean Technologies}, year = {2018}, pages = {121-128}, publisher = {STEF92 Technology}, doi = {10.5593/sgem2018/4.2/s18.016} }