Khymynets, Volodymyr. “The Formation of Ecological and Economic Competences in the Context of the Stable Development of the Carpathian Region”. Journal of Vasyl Stefanyk Precarpathian National University 1, no. 2-3 (December 22, 2014): 91–95. Accessed July 21, 2024. https://journals.pnu.edu.ua/index.php/jpnu/article/view/2080.