• Regional mapping of the Geoid Using GNSS (GPS) measurements and an artiticial neural network 

      Veronez, Maurício Roberto; Souza, Sergio Florencio de; Matsuoka, Marcelo Tomio; Reinhardt, Alessandro Ott; Silva, Reginaldo Macedônio da (2011) [Artigo de periódico]
      The determination of the orthometric height from geometric leveling has practical difficulties that, despite a number of scientific and technological advances, passed a century without substantial modifications or advances. ...