NGC 2022 (Arabic Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 2022" in Arabic language version.

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3web.archive.org

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arxiv.org

Richard A. Shaw; Eva Villaver (10 Dec 2008). "The Magellanic Cloud Calibration of the Galactic Planetary Nebula Distance Scale". The Astrophysical Journal (بالإنجليزية). 689 (1): 194–202. arXiv:0807.1129. Bibcode:2008ApJ...689..194S. DOI:10.1086/592395. ISSN:0004-637X. QID:Q56032288.

cseligman.com

"NGC Objects: NGC 2000 - 2049". مؤرشف من الأصل في 2019-08-30.

doi.org

Richard A. Shaw; Eva Villaver (10 Dec 2008). "The Magellanic Cloud Calibration of the Galactic Planetary Nebula Distance Scale". The Astrophysical Journal (بالإنجليزية). 689 (1): 194–202. arXiv:0807.1129. Bibcode:2008ApJ...689..194S. DOI:10.1086/592395. ISSN:0004-637X. QID:Q56032288.

harvard.edu

ui.adsabs.harvard.edu

Richard A. Shaw; Eva Villaver (10 Dec 2008). "The Magellanic Cloud Calibration of the Galactic Planetary Nebula Distance Scale". The Astrophysical Journal (بالإنجليزية). 689 (1): 194–202. arXiv:0807.1129. Bibcode:2008ApJ...689..194S. DOI:10.1086/592395. ISSN:0004-637X. QID:Q56032288.

iop.org

iopscience.iop.org

Richard A. Shaw; Eva Villaver (10 Dec 2008). "The Magellanic Cloud Calibration of the Galactic Planetary Nebula Distance Scale". The Astrophysical Journal (بالإنجليزية). 689 (1): 194–202. arXiv:0807.1129. Bibcode:2008ApJ...689..194S. DOI:10.1086/592395. ISSN:0004-637X. QID:Q56032288.

skyhound.com

observing.skyhound.com

"The Planetary Nebula NGC 2022". Observing at Skyhound. 20 يونيو 2016. مؤرشف من الأصل في 2016-05-20. اطلع عليه بتاريخ 2016-12-6.

u-strasbg.fr

simbad.u-strasbg.fr

"SIMBAD Astronomical Database". Results for NGC 2022. مؤرشف من الأصل في 2019-08-25.

web.archive.org

"SIMBAD Astronomical Database". Results for NGC 2022. مؤرشف من الأصل في 2019-08-25.
"The Planetary Nebula NGC 2022". Observing at Skyhound. 20 يونيو 2016. مؤرشف من الأصل في 2016-05-20. اطلع عليه بتاريخ 2016-12-6.
"NGC Objects: NGC 2000 - 2049". مؤرشف من الأصل في 2019-08-30.

wikidata.org

Richard A. Shaw; Eva Villaver (10 Dec 2008). "The Magellanic Cloud Calibration of the Galactic Planetary Nebula Distance Scale". The Astrophysical Journal (بالإنجليزية). 689 (1): 194–202. arXiv:0807.1129. Bibcode:2008ApJ...689..194S. DOI:10.1086/592395. ISSN:0004-637X. QID:Q56032288.

worldcat.org

Richard A. Shaw; Eva Villaver (10 Dec 2008). "The Magellanic Cloud Calibration of the Galactic Planetary Nebula Distance Scale". The Astrophysical Journal (بالإنجليزية). 689 (1): 194–202. arXiv:0807.1129. Bibcode:2008ApJ...689..194S. DOI:10.1086/592395. ISSN:0004-637X. QID:Q56032288.