"Samenstelling college van B&W" [Members of the board of mayor and aldermen] (in Dutch). Gemeente Oldambt. Archived from the original on 21 February 2014. Retrieved 3 February 2014.
(in Dutch)Dorpen en wijken, Gemeente Oldambt. Retrieved on 22 December 2014.
groningen.nl
oldambt.groningen.nl
(in Dutch)Blauwestad, Marketing Groningen. Retrieved on 22 December 2014.
"Samenstelling college van B&W" [Members of the board of mayor and aldermen] (in Dutch). Gemeente Oldambt. Archived from the original on 21 February 2014. Retrieved 3 February 2014.