Arshad Ali Khan, Muhammad Rafay Ali, Muhammad Sudais, Muhammad Abid, and Kamran Nawaz. “Semi-Autonomous In-Pipe Inspection and Monitoring Robot for Gas Pipelines: Design, Development, and Experimental Validation”. International Journal of Innovations in Science & Technology 8, no. 4 (July 16, 2026): 1620–1638. Accessed August 5, 2026. https://journal.50sea.com/index.php/IJIST/article/view/1937.