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2. Untersuchungen zur quartären Bruchtektonik der Niederrheinischen Bucht;Ahorner;Eiszeitalter und Gegenwart,1962
3. The Pliocene and Lower Pleistocene Gastropods in the collections of the Geological Foundation in the Netherlands;Beets;Mededelingen Geologische Stichting C-IV,1946
4. Palaeogeographic Development of the Rhine–Meuse Delta;Berendsen,2001
5. Palaeogeographic evolution and avulsion history of the Holocene Rhine–Meuse Delta, The Netherlands;Berendsen;Netherlands Journal of Geosciences/Geologie en Mijnbouw,2002