Ahmad, Rameesha, Muhammad Zunnurain Hussain, Muhammad Zulkifl Hasan, and Muhammad Abubakar Afaq. 2023. “Data Models, Semantics, Query Languages”. UCP Journal of Engineering &Amp; Information Technology (HEC Recognized-Y Category) 1 (1):08-19. https://ojs.ucp.edu.pk/index.php/ucpjeit/article/view/165.