SELVAKUMARAN, P., M. A. . BASIR, and A. F. AHMAD FUAD. “LIGHTHOUSE MAINTENANCE MANAGEMENT MOBILE APPS SYSTEM”. Universiti Malaysia Terengganu Journal of Undergraduate Research, vol. 4, no. 1, Apr. 2022, pp. 25-38, doi:10.46754/umtjur.v4i1.258.