Zhang, Zhenyang, Cong Miao, Zhijiu Sun, and Jianli Gan. “Liquid Hydrogen Production, Transportation and Economic Analysis”. Frontiers in Business, Economics and Management 5, no. 2 (September 26, 2022): 161–164. Accessed June 10, 2026. https://drpress.org/ojs/index.php/fbem/article/view/1755.