NGC 687 (Greek Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 687" in Greek language version.

refsWebsite

Global rank Greek rank

887^th place

1,225^th place

5^th place

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18^th place

57^th place

low place

5,198^th place

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1,342^nd place

1,840^th place

caltech.edu

ned.ipac.caltech.edu

«Your NED Search Results». ned.ipac.caltech.edu. Ανακτήθηκε στις 19 Νοεμβρίου 2018.
«Detailed Object Classifications». ned.ipac.caltech.edu. Ανακτήθηκε στις 19 Νοεμβρίου 2018.

nedipac.caltech.edu

«NASA/IPAC Extragalactic Database». Results for NGC 687. Ανακτήθηκε στις 18 Νοεμβρίου 2018.

cseligman.com

«New General Catalog Objects: NGC 650 - 699». cseligman.com (στα Αγγλικά). Ανακτήθηκε στις 14 Νοεμβρίου 2018.

doi.org

dx.doi.org

Giuricin, Giuliano; Marinoni, Christian; Ceriani, Lorenzo; Pisani, Armando (November 2000). «Nearby Optical Galaxies: Selection of the Sample and Identification of Groups» (στα αγγλικά). The Astrophysical Journal 543 (1): 178–194. doi:10.1086/317070. ISSN 0004-637X. Bibcode: 2000ApJ...543..178G. http://adsabs.harvard.edu/cgi-bin/bib_query?arXiv:astro-ph/0001140.

harvard.edu

adsabs.harvard.edu

M., Garcia, A. (July 1993). «General study of group membership. II - Determination of nearby groups» (στα αγγλικά). Astronomy and Astrophysics Supplement Series 100: 47. ISSN 0365-0138. Bibcode: 1993A&AS..100...47G.
Giuricin, Giuliano; Marinoni, Christian; Ceriani, Lorenzo; Pisani, Armando (November 2000). «Nearby Optical Galaxies: Selection of the Sample and Identification of Groups» (στα αγγλικά). The Astrophysical Journal 543 (1): 178–194. doi:10.1086/317070. ISSN 0004-637X. Bibcode: 2000ApJ...543..178G. http://adsabs.harvard.edu/cgi-bin/bib_query?arXiv:astro-ph/0001140.

u-strasbg.fr

simbad.u-strasbg.fr

«NGC 687». http://simbad.u-strasbg.fr/simbad/sim-id?Ident=NGC+++687&NbIdent=query_hlinks&Coord=01+50+33.248+36+22+14.73&parents=5&submit=parents&siblings=164&hlinksdisplay=h_all. Ανακτήθηκε στις 2018-11-20.

worldcat.org

M., Garcia, A. (July 1993). «General study of group membership. II - Determination of nearby groups» (στα αγγλικά). Astronomy and Astrophysics Supplement Series 100: 47. ISSN 0365-0138. Bibcode: 1993A&AS..100...47G.
Giuricin, Giuliano; Marinoni, Christian; Ceriani, Lorenzo; Pisani, Armando (November 2000). «Nearby Optical Galaxies: Selection of the Sample and Identification of Groups» (στα αγγλικά). The Astrophysical Journal 543 (1): 178–194. doi:10.1086/317070. ISSN 0004-637X. Bibcode: 2000ApJ...543..178G. http://adsabs.harvard.edu/cgi-bin/bib_query?arXiv:astro-ph/0001140.