Grafeeva, Natalia, Elena Mikhaylova, and Boris Novikov. “DBMS: A Сontemporary Landscape in Historical Perspective”. Computer Tools in Education0, no. 2 (April 29, 2016): 3-12. Accessed November 23, 2024. http://cte.eltech.ru/ojs/index.php/kio/article/view/1390.