ŠNĪDERS, Andris. ENERGOECONOMICS OF ELECTRICAL DRIVES FOR WASTE WATER AERATION UNITS. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 191–197, 2001. DOI: 10.17770/etr2001vol1.1959. Disponível em: https://journals.ru.lv/index.php/ETR/article/view/1959.. Acesso em: 23 nov. 2024.