Silveira H, Lidecke G, Dalla-Bona R, Silveira H. Development of a graphic application and evaluation of teaching and learning of the bisecting-angle technique for periapical radiographs. EFT EDUCOM [Internet]. 1 de Agosto de 2022 [citado 9 de Maio de 2024];1(2):59-65. Disponível em: http://eft.educom.pt/index.php/eft/article/view/38