630-meter band (English Wikipedia)

"472-479 kHz in Monaco". International Amateur Radio Union - Region 1. 29 May 2012. Retrieved 4 September 2012.
Thomas, Colin G3PSM; Timmerman, Hans (PB2T) (15 August 2010). "500 kHz". IARU Region 1. Retrieved 15 April 2012.{{cite web}}: CS1 maint: numeric names: authors list (link)

ic.gc.ca

"Forskrift om radioamatørlisens" (in Norwegian). Lovdata. Retrieved 16 April 2014.
"Forskrift om radioamatørlisens (Amateur Radio Regulations)" (in Norwegian). Lovdata. Retrieved 8 November 2009.

Symon, Roy (ZL2KH) (24 February 2010). "2010 NZ amateurs granted access to 600 metre band". NZART. Retrieved 15 April 2012.{{cite web}}: CS1 maint: numeric names: authors list (link)

"Regeling van de Minister van Economische Zaken, Landbouw, en Innovatie". officielebekendmakingen.nl (in Dutch). overheid.nl. 30 December 2012 [20 December 2011]. nr. AT-EL&I/6621235. Retrieved 3 January 2012.

"Regeling gebruik van frequentieruimte met meldingsplicht 2015". wetten.overheid.nl (in Dutch). 26 February 2015. Retrieved 15 February 2020.

"Pierwsze eksperymenty w paśmie 630 m" (in Polish). 23 February 2014. Retrieved 12 February 2015.

"Décision no 2013-1515" [Decision No. 2013-1515] (PDF). Réseau des Émetteurs Français (Press release) (in French). ARCEP. 17 December 2013. pp. 4–5. Archived (PDF) from the original on 17 March 2014. Retrieved 17 March 2014.

"German radio hams gain access to 472–479 kHz". Southgate Amateur Radio Club. 14 June 2012. Archived from the original on 24 September 2015. Retrieved 22 August 2012.
"Philippine Radio Hams get 7,200–7,300 kHz". Southgate Amateur Radio Club. 1 September 2012. Archived from the original on 24 September 2015. Retrieved 2 September 2012.

"Décision no 2013-1515" [Decision No. 2013-1515] (PDF). Réseau des Émetteurs Français (Press release) (in French). ARCEP. 17 December 2013. pp. 4–5. Archived (PDF) from the original on 17 March 2014. Retrieved 17 March 2014.
"German radio hams gain access to 472–479 kHz". Southgate Amateur Radio Club. 14 June 2012. Archived from the original on 24 September 2015. Retrieved 22 August 2012.
"Philippine Radio Hams get 7,200–7,300 kHz". Southgate Amateur Radio Club. 1 September 2012. Archived from the original on 24 September 2015. Retrieved 2 September 2012.
"Special research permits in the region of 501 kHz". RSGB. Archived from the original on 25 May 2011. Retrieved 25 February 2011.

Sumner, David (1 April 2012). "A new band is born!". QST Magazine. Vol. 96, no. 4. Newington, CT: American Radio Relay League. p. 9. ISSN 0033-4812.
Keane, S. Khrystyne (1 April 2012). "Happenings". QST Magazine. Vol. 96, no. 4. Newington, CT: American Radio Relay League. p. 77. ISSN 0033-4812.
Sumner, David (1 May 2012). "WRC-12 results in new amateur MF allocation". QST Magazine. Vol. 96, no. 5. Newington, CT: American Radio Relay League. pp. 62–66. ISSN 0033-4812.