Kondur, O. ., Kopchak, Y. and Kopchak, L. . (2014) “Role of the Tourism Sector in Sustainable Development of the Carpathian Region: Social, Educational and Economic Aspects”, Journal of Vasyl Stefanyk Precarpathian National University, 1(2-3), pp. 119–122. doi: 10.15330/jpnu.1.2-3.119-122.