Adhreena, M.S.N.A., Z.M. Hafizi, and E. Vorathin. 2022. “A Fiber Bragg Grating-Based Gap Elongation Sensor for The Detection of Gap Elongation in Bolted Flange Connection”. International Journal of Integrated Engineering 14 (8): 77-85. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/13022.