Ringtåka (Norwegian Nynorsk Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ringtåka" in Norwegian Nynorsk language version.

refsWebsite

Global rank Norwegian Nynorsk rank

1hubblesite.org

6,632^nd place

446^th place

18^th place

64^th place

2^nd place

7^th place

1web.archive.org

1^st place

1^st place

doi.org (Global: 2^nd place; Norwegian Nynorsk: 7^th place)

dx.doi.org

O'Dell, C. R.; Balick, B.; Hajian, A. R.; Henney, W. J.; Burkert, A. (2002). «Knots in Nearby Planetary Nebulae». The Astronomical Journal 123 (6): 3329–3347. doi:10.1086/340726.

harvard.edu (Global: 18^th place; Norwegian Nynorsk: 64^th place)

adsabs.harvard.edu

O'Dell, C. R.; Balick, B.; Hajian, A. R.; Henney, W. J.; Burkert, A. (2002). «Knots in Nearby Planetary Nebulae». The Astronomical Journal 123 (6): 3329–3347. doi:10.1086/340726.

hubblesite.org (Global: 6,632^nd place; Norwegian Nynorsk: 446^th place)

Biletteksten til 1998 Hubble-biletet på Hubble-sida

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

«Messier 57» - om ringtåka på seds.org