; Veverka, Joseph; Bellerose, Julie; Boucher, Marc; Boynton, John; Braham, Stephen«VESTÍBUL: A Phobos and Deimos Sample and Return Mission» (PDF). 41st Lunar and Planetary Science Conference (2010). Lunar and Planetary Institute. Arxivat de l'original el 27 de febrer de 2014.
McKay, C. P.; Stoker, Carol R.; Glass, Brian J.; Davé, Arwen I. [3 de desembre de 2013]. Concepts and Approaches for Mars Exploration (PDF). Lunar and Planetary Institute, 2012. «The Icebreaker Life Mission to Mars: A Search for Biochemical Evidence for Life»
; A'Hearn, Michael; Allamandola, Louis J.; Britt, Daniel; Clark, Benton; Dworkin, Jason P.«The Comet Coma Rendezvous Sample Return» (PDF). Lunar and Planetary Institute. Arxivat de l'original el 28 de juny de 2010.
; Clark, B. C.; Gamber, T.; Lucey, P. G.; Ryder, G.; Taylor, G. J.«Sample Return Mission to the South Pole Aitken Basin» (PDF). Workshop on New Views of the Moon II. Lunar and Planetary Institute. Arxivat de l'original el 9 de novembre de 2004.
; Veverka, Joseph; Bellerose, Julie; Boucher, Marc; Boynton, John; Braham, Stephen«VESTÍBUL: A Phobos and Deimos Sample and Return Mission» (PDF). 41st Lunar and Planetary Science Conference (2010). Lunar and Planetary Institute. Arxivat de l'original el 27 de febrer de 2014.
; A'Hearn, Michael; Allamandola, Louis J.; Britt, Daniel; Clark, Benton; Dworkin, Jason P.«The Comet Coma Rendezvous Sample Return» (PDF). Lunar and Planetary Institute. Arxivat de l'original el 28 de juny de 2010.
; Clark, B. C.; Gamber, T.; Lucey, P. G.; Ryder, G.; Taylor, G. J.«Sample Return Mission to the South Pole Aitken Basin» (PDF). Workshop on New Views of the Moon II. Lunar and Planetary Institute. Arxivat de l'original el 9 de novembre de 2004.