Olexovб, Martin Bosбk – Cecнlia. "RECENT ENVIRONMENTAL TRENDS AND INNOVATIONS IN THE SLOVAK SMALL AND MIDDLE ENTERPRISES." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on ECOLOGY, ECONOMICS, EDUCATION AND LEGISLATION, 2013, pp. 247 - 254 pp. https://doi.org/10.5593/sgem2013/be5.v2/s21.033