Rosmani, M.N.A., and N. Ismail. “TECHNICAL AND ECONOMIC EVALUATION OF IMPLEMENTING SHIP ENERGY EFFICIENCY MANAGEMENT PLAN (SEEMP) ON STEAM PROPULSION LNG CARRIER”. Journal of Transport System Engineering, vol. 2, no. 3, Dec. 2015, pp. 1-10, https://jtse.utm.my/index.php/jtse/article/view/61.