Khovalko, A. (2016) “Prospects of the karst-speleological national park ‘Podillia Speleoregion’ establishment and operation”, Journal of Geography, Politics and Society, 6(4), pp. 45–51. Available at: https://czasopisma.bg.ug.edu.pl/index.php/JGPS/article/view/3662 (Accessed: 3 May 2024).