Mansur , A.M. e Moraes , J.B. de (2023) “Difficulties in the teaching of calculus I in distance engineering courses – Study and comparison with universities of face-to-face teaching”, Seven Editora [Preprint]. Disponível em: https://sevenpubl.com.br/editora/article/view/2144 (Acesso em: 21 agosto 2025).