[1]
Altmann, G. and Aleksanyan, G. 2016. SUSTAINABILITY IN TOURISM: PROBLEMS AND SOME BASIC DIRECTIONS OF SUSTAINABLE TOURISM MANAGEMENT. Proceedings of the YSU C: Geological and Geographical Sciences. 50, 2 (240) (Aug. 2016), 59–67. DOI:https://doi.org/10.46991/PYSU:C/2016.50.2.059.