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doi.org
Christopher P. Ahn; Rachael Alexandroff; Carlos Allende Prieto; et al. (19 Nov 2012). "The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey". The Astrophysical Journal Supplement Series (بالإنجليزية). 203 (2): 21. arXiv:1207.7137. Bibcode:2012ApJS..203...21A. DOI:10.1088/0067-0049/203/2/21. ISSN:0067-0049. QID:Q57630701.
Henkel، C.؛ Javanmardi، B.؛ Martínez-Delgado، D.؛ Kroupa، P.؛ Teuwen، K. (3 يوليو 2017). "DGSAT: Dwarf Galaxy Survey with Amateur Telescopes". Astronomy & Astrophysics. ج. 603: A18. DOI:10.1051/0004-6361/201730539.
Christopher P. Ahn; Rachael Alexandroff; Carlos Allende Prieto; et al. (19 Nov 2012). "The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey". The Astrophysical Journal Supplement Series (بالإنجليزية). 203 (2): 21. arXiv:1207.7137. Bibcode:2012ApJS..203...21A. DOI:10.1088/0067-0049/203/2/21. ISSN:0067-0049. QID:Q57630701.
Christopher P. Ahn; Rachael Alexandroff; Carlos Allende Prieto; et al. (19 Nov 2012). "The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey". The Astrophysical Journal Supplement Series (بالإنجليزية). 203 (2): 21. arXiv:1207.7137. Bibcode:2012ApJS..203...21A. DOI:10.1088/0067-0049/203/2/21. ISSN:0067-0049. QID:Q57630701.
worldcat.org
Christopher P. Ahn; Rachael Alexandroff; Carlos Allende Prieto; et al. (19 Nov 2012). "The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey". The Astrophysical Journal Supplement Series (بالإنجليزية). 203 (2): 21. arXiv:1207.7137. Bibcode:2012ApJS..203...21A. DOI:10.1088/0067-0049/203/2/21. ISSN:0067-0049. QID:Q57630701.