Radonja, Radoslav, Dragan Bebić, and Darko Glujić. “Methanol and Ethanol As Alternative Fuels for Shipping”. Promet - Traffic&Transportation 31, no. 3 (June 14, 2019): 321–327. Accessed August 26, 2025. https://traffic2.fpz.hr/index.php/PROMTT/article/view/2803.