Donald A. Gurnett (01-06-2005). Department of Physics and Astronomy (University of Iowa), ed. "Voyager Termination Shock". Consultado o 06-02-2008.
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Conferencia: Imaging of the Heliospheric Boundary (Tempe, Arizona), por Pontus Brandt (do 27-02 a 02-03 do 2007), publicada polo Lunar and Planetary Institute no libro: NASA Advisory Council Workshop on Science Associated with the Lunar Exploration Architecture: White Papers, consultado ó 25-05-2007.