C. C. Sirbu, T. Iancu, I. Brad, G. Pribeanu, L. Micula. "THE ECOTOURISM AND THE IMPORTANCE OF THIS TYPE OF TOURISM IN ROMANIA." 4th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM 2017, 2017, pp. 801-806. https://doi.org/10.5593/sgemsocial2017/14/S04.103