Geological history of the area off Walcheren and Zeeuwsch-Vlaanderen (southwestern Netherlands), since the start of the Eemian
Ebbing, J.H.J.; Laban, C. (1996). Geological history of the area off Walcheren and Zeeuwsch-Vlaanderen (southwestern Netherlands), since the start of the Eemian. Meded. (Rijks Geol. Dienst) 57: 251-267