DOPPLER NON-CONTACT RADAR SENSORS FOR WATER DISCHARGE ESTIMATION: ADVANTAGES AND LIMITATIONS. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference, [S. l.], v. 3, p. 124–129, 2021. DOI: 10.17770/etr2021vol3.6616. Disponível em: https://archive-journals.rtu.lv/etr/article/view/4484.. Acesso em: 11 mar. 2026.