„Kallistó (tungl)“: Munur á milli breytinga

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<ref name=Showman1999>{{cite journalH-tímarit|lastnafn=Showman |firsteiginnafn=Adam P.|coauthorsnafn2=Malhotra, Renu|titletitill=The Galilean Satellites|yearár=1999|journaltímarit=Science|volumeárgangur=286|pagessíður=77&ndash;84|doi=10.1126/science.286.5437.77| url=http://www.lpl.arizona.edu/~showman/publications/showman-malhotra-1999.pdf|format=PDF|pmid=10506564|issuetölublað=5437}}</ref>

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<ref name=Moore1999>{{cite journalH-tímarit|lastnafn=Moore|firsteiginnafn=Jeffrey M.|coauthorsnafn2=Asphaug, Erik; Morrison, David; et al.|titletitill=Mass Movement and Landform Degradation on the Icy Galilean Satellites: Results of the Galileo Nominal Mission|yearár=1999|volumeárgangur=140|issuetölublað=2 |pagessíður=294&ndash;312|doi=10.1006/icar.1999.6132|bibcode=1999Icar..140..294M | journal tímarit= Icarus}}</ref>

<ref name="Carlson 1999">{{cite journalH-tímarit |lastnafn=Carlson |firsteiginnafn=R. W.|coauthorsnafn2=''et al.''|titletitill=A Tenuous Carbon Dioxide Atmosphere on Jupiter's Moon Callisto|journaltímarit=Science|yearár=1999 |volumeárgangur=283|pagessíður=820&ndash;821|doi=10.1126/science.283.5403.820| url=http://trs-new.jpl.nasa.gov/dspace/bitstream/2014/16785/1/99-0186.pdf|format=PDF|pmid=9933159 |issuetölublað=5403|bibcode = 1999Sci...283..820C }}</ref>

<ref name="Liang 2005">{{cite journalH-tímarit|lastnafn=Liang|firsteiginnafn=M. C.|coauthorsnafn2=Lane, B. F.; Pappalardo, R. T.; ''et al.''|titletitill=Atmosphere of Callisto|journaltímarit=Journal of Geophysics Research|yearár=2005|volumeárgangur=110|issuetölublað=E2|pagessíður=E02003|doi=10.1029/2004JE002322| url=http://yly-mac.gps.caltech.edu/ReprintsYLY/N164Liang_Callisto%2005/Liang_callisto_05.pdf|format=PDF|bibcode=2005JGRE..11002003L}}</ref>

<ref name="Kliore 2002">{{cite journalH-tímarit |lastnafn=Kliore|firsteiginnafn=A. J. |coauthorsnafn2=Anabtawi, A; Herrera, R. G.; ''et al.''|titletitill=Ionosphere of Callisto from Galileo radio occultation observations |journaltímarit=Journal of Geophysics Research|yearár=2002|volumeárgangur=107 |issuetölublað=A11|pagesíður=1407|doi=10.1029/2002JA009365| bibcode=2002JGRA.107kSIA19K}}</ref>

<ref name=Canup2002>{{cite journalH-tímarit|lastnafn=Canup|firsteiginnafn=Robin M.|coauthorsnafn2=Ward, William R.|titletitill=Formation of the Galilean Satellites: Conditions of Accretion|yearár=2002|volumeárgangur=124|issuetölublað=6|pagessíður=3404&ndash;3423|doi=10.1086/344684| url=http://www.boulder.swri.edu/~robin/cw02final.pdf|format=PDF | journal tímarit= The Astronomical Journal|bibcode=2002AJ....124.3404C}}</ref>

<ref name="Spohn 2003">{{cite journalH-tímarit |lastnafn=Spohn|firsteiginnafn=T.|coauthorsnafn2=Schubert, G.|titletitill=Oceans in the icy Galilean satellites of Jupiter?|journaltímarit=Icarus|yearár=2003|volumeárgangur=161 |issuetölublað=2|pagessíður=456&ndash;467|doi=10.1016/S0019-1035(02)00048-9| url=http://lasp.colorado.edu/icymoons/europaclass/Spohn_Schubert_oceans.pdf|format=PDF|bibcode=2003Icar..161..456S}}</ref>

<ref name=Lipps2004>{{cite journalH-tímarit|lastnafn=Lipps|firsteiginnafn=Jere H.|coauthorsnafn2=Delory, Gregory; Pitman, Joe; et al.|titletitill=Astrobiology of Jupiter's Icy Moons|journaltímarit=Proc. SPIE|yearár=2004|volumeárgangur=5555|pagesíður=10|doi=10.1117/12.560356| url=http://learning.berkeley.edu/astrobiology/2004ppt/jupiter.pdf|format=PDF}}</ref>

<ref name=HOPE>{{cite webH-vefur|titletitill=Revolutionary Concepts for Human Outer Planet Exploration (HOPE)|lastnafn=Trautman|firsteiginnafn=Pat|coauthorsnafn2=Bethke, Kristen|publisherútgefandi=NASA|yearár=2003|url=http://www.nasa-academy.org/soffen/travelgrant/bethke.pdf|format=PDF}}</ref>