@book{waterbouwkunde+d+1+beschoeiingen+en+bekleedingsmuren, author = {Henket, Nicolaas Hubert i Schols, Charles Matthieu i Telders, Jean Marie i Steuerwald, Ernst}, title = {Waterbouwkunde. D. 1, Beschoeiingen en Bekleedingsmuren}, address = {'S-Gravenhage}, publisher = {De Gebroeders van Cleef}, date = {1885} }