@book{les+eaux+alimentaires+de+belgique+pt+2+hydrologie, author = {Verstraeten, Théodore}, title = {Les Eaux Alimentaires de Belgique. Pt. 2, Hydrologie}, address = {Bruxelles}, publisher = {Imprimerie De Vve J. Baertsoen, Succr de Bols-Wittouck}, date = {1883} }