Prol, Fabricio dos Santos, José Marcato Junior, and Antonio Conceição Paranhos Filho. 2017. “Analysis of Geodetic Positioning As Tool for Monitoring Variations from the Level of a River”. Anuário Do Instituto De Geociências 38 (1). Rio de Janeiro, BR.:81-85. https://doi.org/10.11137/2015_1_81_85.