MOHAMED MEHDI HADI MOHAMED. Learning During COVID19 University Closure: Case Studies of university of Poland. Al-Qanṭara, [S. l.], v. 6, n. 1, 2022. Disponível em: https://www.alqantarajournal.com/index.php/Journal/article/view/47. Acesso em: 6 may. 2025.