Ronald J. Buta, Marshall L. McCall: The IC 342/Maffei Group Revealed. In: The Astrophysical Journal Supplement Series. Band124, Nr.1, September 1999, ISSN0067-0049, S.33–93, doi:10.1086/313255 (iop.org).
harvard.edu
ui.adsabs.harvard.edu
Buta, Ronald J.; McCall, Marshall L.: The IC 342/Maffei Group Revealed. In: The Astrophysical Journal Supplement Series, Volume 124, Issue 1, S. 33–93, 09/1999, bibcode:1999ApJS..124...33B
Karachentsev, I. D.: The Local Group and Other Neighboring Galaxy Groups. In: The Astronomical Journal, Volume 129, Issue 1, S. 178–188, 01/2005. bibcode:2005AJ....129..178K
iop.org
iopscience.iop.org
Ronald J. Buta, Marshall L. McCall: The IC 342/Maffei Group Revealed. In: The Astrophysical Journal Supplement Series. Band124, Nr.1, September 1999, ISSN0067-0049, S.33–93, doi:10.1086/313255 (iop.org).
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Ronald J. Buta, Marshall L. McCall: The IC 342/Maffei Group Revealed. In: The Astrophysical Journal Supplement Series. Band124, Nr.1, September 1999, ISSN0067-0049, S.33–93, doi:10.1086/313255 (iop.org).