@article{frança_klein_veiga_2021,  title={THE INFLUENCE OF THE DEFLECTION OF THE VERTICAL ON GEODETIC SURVEYS IN BRAZIL},  volume={27},  ISSN={1982-2170},  url={https://doi.org/10.1590/s1982-21702021000s00020},  DOI={10.1590/s1982-21702021000s00020},  number={spe},  journal={Boletim de Ciências Geodésicas},  publisher={Universidade Federal do Paraná},  author={França, Rovane Marcos de and Klein, Ivandro and Veiga, Luis Augusto Koenig},  year={2021},  pages={e2021020} }