Vanderhoeven, Alain; Vanderhoeven, Michel (2004), "Confrontation in Archaeology: Aspects of Roman Military in Tongeren", in Vermeulen, Frank; Sas, Kathy; Dhaeze, Wouter (eds.), Archaeology in Confrontation: Aspects of Roman Military Presence in the Northwest (Studies in Honour of Prof. Em. Hugo Thoen), Ghent University, p. 143, ISBN9789038205786
"Flemish Béguinages". UNESCO World Heritage Centre. United Nations Educational, Scientific, and Cultural Organization. Retrieved 6 November 2021.
"Belfries of Belgium and France". UNESCO World Heritage Centre. United Nations Educational, Scientific, and Cultural Organization. Retrieved 5 November 2021.