Wan Mohd Norsani Wan Nik, Ahmad Faizal Ahmad Fuad, Mohd Hafizi Said, Mohammed Ismail Russtam Suhrab, Mohammad Abdullah Abu sayed,. “An Investigation on Fatigue Affecting Work Performance in the Maritime Industry”. Journal of Coastal Life Medicine 10 (March 31, 2022): 474 –. Accessed December 9, 2022. https://www.jclmm.com/index.php/journal/article/view/94.