Balzannikov, Mikhail. “SAVING RESOURCES IN THE CONSTRUCTION OF HYDROELECTRIC POWER PLANTS”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 1 (June 20, 2019): 20–23. Accessed December 22, 2024. https://journals23.rta.lv/index.php/ETR/article/view/4103.