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@InProceedings{RezendeGon:1995:GePrOr,
               author = "Rezende, Pedro J. de and Gon, C{\'e}sar N.",
          affiliation = "{Departamento de Ci{\^e}ncia da Computa{\c{c}}{\~a}o da 
                         Universidade Estadual de Campinas (UNICAMP)} and {Departamento de 
                         Ci{\^e}ncia da Computa{\c{c}}{\~a}o da Universidade Estadual de 
                         Campinas (UNICAMP)}",
                title = "GeoPrO: geometria projetiva orientada com tratamento de 
                         degenera{\c{c}}{\~o}es",
            booktitle = "Anais...",
                 year = "1995",
               editor = "Lotufo, Roberto de Alencar and Mascarenhas, Nelson Delfino 
                         d'{\'A}vila",
                pages = "315--316",
         organization = "Simp{\'o}sio Brasileiro de Computa{\c{c}}{\~a}o Gr{\'a}fica e 
                         Processamento de Imagens, 8. (SIBGRAPI)",
            publisher = "Sociedade Brasileira de Computa{\c{c}}{\~a}o",
              address = "Porto Alegre",
             keywords = "geometria computacional, Projeto GeoPrO, geometria projetiva 
                         orientada, tratamento de degenera{\c{c}}{\~o}es.",
             abstract = "We present an extension to the technique of symbolic perturbation 
                         for oriented projective geometry. We describe the implementation 
                         of a library based on this technique which consists of geometric 
                         primitives sufficient for programming robust geometric algorithms, 
                         using exact arithmetic.",
  conference-location = "S{\~a}o Carlos",
      conference-year = "25 - 27 out. 1995",
                 isbn = "978-85-7669-273-7",
             language = "pt",
                  ibi = "8JMKD3MGPBW34M/3DJCRDS",
                  url = "http://urlib.net/rep/8JMKD3MGPBW34M/3DJCRDS",
           targetfile = "50 GeoPrO.pdf",
                 type = "Geral (Comunica{\c{c}}{\~o}es)",
        urlaccessdate = "2020, Nov. 28"
}


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