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T. Bremnes; B. Binggeli P. Prugniel (1999-03-23). "Structure and Stellar content of Dwarf Galaxies - III. B and R photometry of dwarf galaxies in the M101 group and the nearby field". Astronomy and Astrophysics Supplement Series. 137 (2): 337–350. arXiv:astro-ph/9903348. Bibcode:1999A&AS..137..337B. doi:10.1051/aas:1999486. S2CID8834258.
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T. Bremnes; B. Binggeli P. Prugniel (1999-03-23). "Structure and Stellar content of Dwarf Galaxies - III. B and R photometry of dwarf galaxies in the M101 group and the nearby field". Astronomy and Astrophysics Supplement Series. 137 (2): 337–350. arXiv:astro-ph/9903348. Bibcode:1999A&AS..137..337B. doi:10.1051/aas:1999486. S2CID8834258.
semanticscholar.org
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T. Bremnes; B. Binggeli P. Prugniel (1999-03-23). "Structure and Stellar content of Dwarf Galaxies - III. B and R photometry of dwarf galaxies in the M101 group and the nearby field". Astronomy and Astrophysics Supplement Series. 137 (2): 337–350. arXiv:astro-ph/9903348. Bibcode:1999A&AS..137..337B. doi:10.1051/aas:1999486. S2CID8834258.