Candice Hansen (JPL), Don Banfield (Cornell), E. Bierhaus (LMA), Mike Brown (CIT), Josh Colwell (UCF), M. Dougherty (IC), Amanda Hendrix (JPL), Krishan Khurana (UCLA), Alfred McEwen (UAz), Dave Paige (UCLA), Chris Paranicas (APL), Britney Schmidt (UCLA), Mark Showalter (ARC), Linda Spilker (JPL), Tom Spilker (JPL), John Stansberry (UAz), Nathan Strange (JPL), Matt Tiscareno: Neptune Mission Concept - A Voyage Through the Outer Solar System (PDF) spacepolicyonline.com. Arkistoitu 24.9.2015. Viitattu 24.3.2014. (englanniksi)
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Candice Hansen (JPL), Don Banfield (Cornell), E. Bierhaus (LMA), Mike Brown (CIT), Josh Colwell (UCF), M. Dougherty (IC), Amanda Hendrix (JPL), Krishan Khurana (UCLA), Alfred McEwen (UAz), Dave Paige (UCLA), Chris Paranicas (APL), Britney Schmidt (UCLA), Mark Showalter (ARC), Linda Spilker (JPL), Tom Spilker (JPL), John Stansberry (UAz), Nathan Strange (JPL), Matt Tiscareno: Neptune Mission Concept - A Voyage Through the Outer Solar System (PDF) spacepolicyonline.com. Arkistoitu 24.9.2015. Viitattu 24.3.2014. (englanniksi)