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Kikukawa, S. ., Mitsuhashi, H. ., & Miyake, A. . (2009). Risk assessment for liquid hydrogen fueling stations. International Journal of Hydrogen Energy, 34(2), 1135-1141+. https://doi.org/10.1016/j.ijhydene.2008.10.093 (Original work published 2025)

Kikukawa, S. ., Mitsuhashi, H. ., & Yoshida, T. . (2007). Overview Of The New Combined Gasoline/hyorogen Supply Station And Relevant Regulations In Japan. Presented at the. Retrieved from http://conference.ing.unipi.it/ichs/fileadmin/user_upload/PAP_04.1.127_skikukawa_a2.pdf