Uzhga-Rebrov, Oleg, and Galina Kuleshova. “The Prospects of Using Fuzzy Approaches to Ecological Risk Assessment”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 2 (August 8, 2015): 34–39. Accessed June 24, 2024. https://journals.ru.lv/index.php/ETR/article/view/866.