Ostend Sheet 51°N-02°E: Solid Geology = Pré-Kwartaire Geologie
Henriet, J.-P.; De Batist, M.; Mostaert, F. (1989). Ostend Sheet 51°N-02°E: Solid Geology = Pré-Kwartaire Geologie. Geological Survey 1:250,000 Series [MAPS]. Belgische Geologische Dienst: Brussel. 1 map pp.
Deel van: Geological Survey 1:250,000 Series [MAPS], meer
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