Kazachinskii, Vladimir P., Galina V. Stepanovskaya, Zarema M. Khasheva, and Oleg L. Shulgatyi. 2016. “Features of the Distribution and Placement of Objects of Cognitive Tourism in Kuban and Their Relationship”. International Journal of Economics and Financial Issues 6 (8S):193-96. https://www.econjournals.com/index.php/ijefi/article/view/3730.