21cm-lijn (Dutch Wikipedia)

Analysis of information sources in references of the Wikipedia article "21cm-lijn" in Dutch language version.

refsWebsite

Global rank Dutch rank

4web.archive.org

1^st place

1^st place

1,342^nd place

820^th place

low place

low place

1radiokootwijk.nu

low place

4,171^st place

nrao.edu

"Doc" Ewen and the discovery of Radio emission from Hydrogen

radiokootwijk.nu

https://radiokootwijk.nu/sterrenwacht/. Gearchiveerd op 1 juli 2019.

u-strasbg.fr

cdsads.u-strasbg.fr

The galactic system as a spiral nebula (Council Note). Gearchiveerd op 21 september 2013.
The beginnings of radio astronomy in the Netherlands. Gearchiveerd op 9 november 2013.
The Start of 21-cm Line Research: The Early Dutch Years. Gearchiveerd op 9 november 2013.

web.archive.org

The galactic system as a spiral nebula (Council Note). Gearchiveerd op 21 september 2013.
The beginnings of radio astronomy in the Netherlands. Gearchiveerd op 9 november 2013.
https://radiokootwijk.nu/sterrenwacht/. Gearchiveerd op 1 juli 2019.
The Start of 21-cm Line Research: The Early Dutch Years. Gearchiveerd op 9 november 2013.