ネプチューン・オービター (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "ネプチューン・オービター" in Japanese language version.

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aiaa.org

Douglas Fiehler and Steven Oleson. (July 2004). “Neptune Orbiters Utilizing Solar and Radioisotope Electric Propulsion”. American Institute of Aeronautics and Astronautics. 3 September 2016閲覧。

Bernie Bienstock and David Atkinson (10 June 2005). “NEPtune Orbiter with Probes”. Outer Planets Assessment Group. 3 September 2016閲覧。
Mohammed Omair Khan (September 15, 2009). “The Importance of Utilizing and Developing Radioisotope Electric Propulsion for Missions Beyond Saturn”. JPL/Caltech. 3 September 2016閲覧。

“Solar System Exploration: Missions: Solar System Strategic Exploration Plans”. NASA (2009年3月7日). 2009年8月5日時点のオリジナルよりアーカイブ。2018年10月7日閲覧。