Iukhno, Artem, Tatiana Yakovleva, and Yaroslav Kobets. “SOURCES OF UNCERTAINTY AND PROBLEMS OF INCREASING THE ACCURACY OF FLOW ASSESMENT FOR THE TRANSBOUNDARY NARVA RIVER”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 1 (June 16, 2021): 84–90. Accessed May 3, 2024. https://journals.rta.lv/index.php/ETR/article/view/6612.