DYVAK, Volodymyr V. INFORMATION AND COMMUNICATION TECHNOLOGIES IN PROFESSIONAL WORK OF THE PRINCIPAL. Information Technologies and Learning Tools, [S. l.], v. 2, n. 1, 2010. DOI: 10.33407/itlt.v2i1.276. Disponível em: https://journal.iitta.gov.ua/index.php/itlt/article/view/276.. Acesso em: 8 may. 2024.