Kainat, and Muhammad Sami Ullah. 2026. “STRUCTURAL USABILITY MATURITY IN NATIONAL ACADEMIC DIGITAL LIBRARIES: A HIGH-RESOLUTION HEURISTIC EVALUATION OF THE HEC DIGITAL LIBRARY OF PAKISTAN”. Spectrum of Engineering Sciences 4 (2):667-85. https://www.thesesjournal.com/index.php/1/article/view/2102.