Кахута, Н. Д. (2014) “Mathematical foundations of relational databases. Part 1: presentation of the main table operations”, Bulletin of V.N. Karazin Kharkiv National University, series «Mathematical modeling. Information technology. Automated control systems», 24(1105), pp. 75-84. Available at: https://periodicals.karazin.ua/mia/article/view/14251 (Accessed: 22December2024).