DERBA, T. O. TUTOR’S FUNCTIONAL RESPONSIBILITIES OF PUPILS DISTANCE LEARNING. Information Technologies and Learning Tools, [S. l.], v. 19, n. 5, 2011. DOI: 10.33407/itlt.v19i5.348. Disponível em: https://journal.iitta.gov.ua/index.php/itlt/article/view/348. Acesso em: 17 aug. 2022.