Ragnarok (Norwegian band) (English Wikipedia)

"Ragnarok" Archived 2012-07-24 at archive.today, Ballade.no, 6 August 2006 (in Norwegian), citing Siren Steen, Jan Eggum and Bård Ose, eds., Norsk pop & rockleksikon: populærmusikk i hundre år, Oslo: Vega, 2005, ISBN 9788292489093.
Yngve M. Jacobsen, "Inferno dropper tre nye band..." Archived 2013-02-22 at archive.today, HeavyMetal.no 21 December 2009 (in Norwegian)
Inge Johnsen, "Inferno - Fredag" Archived 2012-08-01 at archive.today, HeavyMetal.no, 23 April 2003 (in Norwegian)
Bjørn Schistad "Ragnarok: Collectors ...", HeavyMetal.no 22 March 2010 (in Norwegian): "noe av det mest insisterende og gripende svartmetall jeg har hørt på en stund."

ballade.no

"Ragnarok" Archived 2012-07-24 at archive.today, Ballade.no, 6 August 2006 (in Norwegian), citing Siren Steen, Jan Eggum and Bård Ose, eds., Norsk pop & rockleksikon: populærmusikk i hundre år, Oslo: Vega, 2005, ISBN 9788292489093.

Joel McIver, "Ragnarok", Extreme Metal II, London: Omnibus, 2005, ISBN 9781844490974.

Jonas Rohde-Moe, "En noe annerledes førjulskonsert", Fredriksstad Blad, 12 December 2005 (in Norwegian)

Yngve M. Jacobsen, "Inferno dropper tre nye band..." Archived 2013-02-22 at archive.today, HeavyMetal.no 21 December 2009 (in Norwegian)
Inge Johnsen, "Inferno - Fredag" Archived 2012-08-01 at archive.today, HeavyMetal.no, 23 April 2003 (in Norwegian)

Ragnarok Inks Deal With Agonia Records, MetalUnderground.com, retrieved 24 May 2012.

"Biography: Ragnarok". musicmight. Archived from the original on 2009-12-23. Retrieved 2010-04-07.

RAGNAROK - Collectors Of The King Archived 2016-01-15 at the Wayback Machine, NecroWeb.de, 13 April 2010 (in German)

"Jontho announces tours, new album". Regain Records. 2008-05-23. Archived from the original on July 22, 2012. Retrieved 2008-09-14.

Hildur Bakkene, "Ragnarok vendte hjem", Sarpsborg Arbeiderblad, 11 October 2004 (in Norwegian)

"Biography: Ragnarok". musicmight. Archived from the original on 2009-12-23. Retrieved 2010-04-07.
"Jontho announces tours, new album". Regain Records. 2008-05-23. Archived from the original on July 22, 2012. Retrieved 2008-09-14.
RAGNAROK - Collectors Of The King Archived 2016-01-15 at the Wayback Machine, NecroWeb.de, 13 April 2010 (in German)