ANTONOV, Yurii S. COMPUTER TESTING SYSTEMS BASED ON THREE-LEVEL DATABASE TECHNOLOGY. Information Technologies and Learning Tools, [S. l.], v. 6, n. 2, 2010. DOI: 10.33407/itlt.v6i2.133. Disponível em: https://journal.iitta.gov.ua/index.php/itlt/article/view/133.. Acesso em: 2 may. 2024.