NGC 7020 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 7020" in English language version.

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arxiv.org (Global: 69^th place; English: 59^th place)

Grouchy, R. D.; Buta, R. J; Salo, H.; Laurikainen, E. (3 May 2010). "Ring Star Formation Rates in Barred and Nonbarred Galaxies". The Astronomical Journal. 139 (6): 2465–2493. arXiv:1004.5063. Bibcode:2010AJ....139.2465G. doi:10.1088/0004-6256/139/6/2465. S2CID 119099302.

caltech.edu (Global: 887^th place; English: 714^th place)

nedipac.caltech.edu

"NASA/IPAC Extragalactic Database". Results for NGC 7020. Retrieved 2017-06-06.

ned.ipac.caltech.edu

"Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-09-23.

cseligman.com (Global: low place; English: low place)

"New General Catalog Objects: NGC 7000 – 7049". cseligman.com. Retrieved 2017-04-15.

doi.org (Global: 2^nd place; English: 2^nd place)

Grouchy, R. D.; Buta, R. J; Salo, H.; Laurikainen, E. (3 May 2010). "Ring Star Formation Rates in Barred and Nonbarred Galaxies". The Astronomical Journal. 139 (6): 2465–2493. arXiv:1004.5063. Bibcode:2010AJ....139.2465G. doi:10.1088/0004-6256/139/6/2465. S2CID 119099302.
Buta, R. (June 1990). "Weakly barred early-type ringed galaxies. III - The remarkable outer-ringed S0+ galaxy NGC 7020". The Astrophysical Journal. 356: 87–99. Bibcode:1990ApJ...356...87B. doi:10.1086/168819. ISSN 0004-637X.

dso-browser.com (Global: low place; English: low place)

Rojas, Sebastián García. "Galaxy NGC 7020 - Galaxy in Pavo Constellation · Deep Sky Objects Browser". DSO Browser. Archived from the original on 2017-08-13. Retrieved 2017-06-07.

harvard.edu (Global: 18^th place; English: 17^th place)

ui.adsabs.harvard.edu

Grouchy, R. D.; Buta, R. J; Salo, H.; Laurikainen, E. (3 May 2010). "Ring Star Formation Rates in Barred and Nonbarred Galaxies". The Astronomical Journal. 139 (6): 2465–2493. arXiv:1004.5063. Bibcode:2010AJ....139.2465G. doi:10.1088/0004-6256/139/6/2465. S2CID 119099302.
Buta, R. (June 1990). "Weakly barred early-type ringed galaxies. III - The remarkable outer-ringed S0+ galaxy NGC 7020". The Astrophysical Journal. 356: 87–99. Bibcode:1990ApJ...356...87B. doi:10.1086/168819. ISSN 0004-637X.
Ronald, Buta (November 1990). "The ringed X-galaxy NGC 7020". NASA Conference Publication. 3098 (124): 189. Bibcode:1990NASCP3098..189B.

semanticscholar.org (Global: 11^th place; English: 8^th place)

api.semanticscholar.org

Grouchy, R. D.; Buta, R. J; Salo, H.; Laurikainen, E. (3 May 2010). "Ring Star Formation Rates in Barred and Nonbarred Galaxies". The Astronomical Journal. 139 (6): 2465–2493. arXiv:1004.5063. Bibcode:2010AJ....139.2465G. doi:10.1088/0004-6256/139/6/2465. S2CID 119099302.

ua.edu (Global: 6,019^th place; English: 3,951^st place)

kudzu.astr.ua.edu

"NGC 7020 - (R)SAB(r?)0/a". Retrieved 2017-06-07.

web.archive.org (Global: 1^st place; English: 1^st place)

Rojas, Sebastián García. "Galaxy NGC 7020 - Galaxy in Pavo Constellation · Deep Sky Objects Browser". DSO Browser. Archived from the original on 2017-08-13. Retrieved 2017-06-07.

worldcat.org (Global: 5^th place; English: 5^th place)

search.worldcat.org

Buta, R. (June 1990). "Weakly barred early-type ringed galaxies. III - The remarkable outer-ringed S0+ galaxy NGC 7020". The Astrophysical Journal. 356: 87–99. Bibcode:1990ApJ...356...87B. doi:10.1086/168819. ISSN 0004-637X.