Nós, Rudimar Luiz, e Rodrigo Cesar Lago. 2020. “Investigando Teoremas De Geometria Plana Com O GeoGebra <Br> Investigating Plane Geometry Theorems With GeoGebra”. Revista Do Instituto GeoGebra Internacional De São Paulo 9 (3):15-29. https://doi.org/10.23925/2237-9657.2020.v9i3p015-029.