"Roda-fans steunen 'bevriend' Alemannia Aachen". Voetbalprimeur.nl (in Dutch). 23 April 2012. In 2009 Alemannia fans went to Kerkrade to support Roda when they nearly were relegated. In 2012 Roda fans supported Aachen when they fought to stay in the second Bundesliga.
web.archive.org
Hasselt, Laura van. "Mijnsluiting". Andere Tijden (in Dutch). Archived from the original on 14 July 2022. Retrieved 19 February 2023.
"Roda & Oche". Ultras Kerkrade on YouTube (in Dutch). 5 August 2015. (Roda & Aachen) at 1:15 Banners: West Side Ultras (Roda) ; Roda und der TSV ; Karls Bande Ultras (TSV), on the roof: 12 Koempel 12 (Miner's/Friend's stand)