“Regional Ecological-Economic Risk as a Criterion of Quality of Infrastructure of River Watercatchment Areas”, Mediterr. J. Soc. Sci., vol. 6, no. 3, p. 756, May 2015, Accessed: Dec. 22, 2024. [Online]. Available: https://www.richtmann.org/journal/index.php/mjss/article/view/6617