Catalin Mihai Frigura. "THE INFLUENCE OF THE MAIN DOPANTS ON THE PERFORMANCE OF A TWO OXIDES VARISTOR MATERIAL." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Nano, Bio and Green - Technologies for a Sustainable Future (2017): 383-390. https://doi.org/10.5593/sgem2017/61/s24.050