MANSUR , Ana Mendonça; MORAES , Jessica Bueno de. Difficulties in the teaching of calculus I in distance engineering courses – Study and comparison with universities of face-to-face teaching. Seven Editora, [S. l.], 2023. Disponível em: https://sevenpubl.com.br/editora/article/view/2144. Acesso em: 21 aug. 2025.