Cruceru, Mihai, Popescu, Luminita, Diaconu, Bogdan, Racoceanu, Cristinel, Popescu, Cristinel. STUDY OF LIGNITE QUALITY PARAMETERS DURING STORAGE. SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference, 2012, pp. 835 - 842 pp. https://doi.org/10.5593/sgem2012/s03.v1058