1. 1) 畑井啓吾，池田博英：低毒自己着火二液推薬の燃料選定に関する研究，日本航空宇宙学会論文集，67 (2019), pp. 174-180.
2. 2) Rohr, T. and Nikulainen, M.: Impact of REACH Legislation on European Space Programs, International Workshop on Environment and Alternative Energy 2015, Madrid, Spain.
3. 3) Hatai, K. and Ikeda, H.: HAN-based Monopropellant Thruster Development with New Heat-Resistant Catalyst, Space Propulsion 2018, Sevilla, Spain, No. 388, 2018.
4. 4) Shiraiwa, D., Uramachi, H., Furukawa, K., Oka, N., Maekawa, K. and Umesato, M.: Development of 1N Green Propellant Thruster in MHI, Space Propulsion 2018, Sevilla, Spain, No. 549, 2018.
5. 5) Mulkey, H., Maynard, A. and Anflo, K.: Green Propulsion Advancement and Infusion, Space Propulsion 2018, Sevilla, Spain, No. 90, 2018.