TRAVIS, A. R. L. River Flow Measurement using Salt Gulp Conductivity. Zimbabwe Journal of Science and Technology, [S. l.], v. 4, n. 1, p. 4–6, 2004. Disponível em: https://journals.nust.ac.zw/index.php/zjst/article/view/5. Acesso em: 17 may. 2024.