1. Hoge beekafvoeren in de Achterhoek;Bon;Waterschapsbelangen,1967
2. Hoge afvoeren van enige Nederlandse stroomgebieden;de Jager,1965
3. Groundwater flow systems and stream nets in The Netherlands;de Vries,1974
4. The groundwater outcrop-erosion model; evolution of the stream network in The Netherlands;de Vries;J. Hydrol.,1976
5. Buries channel aquifers and present open drainage systems of east Gelderland, The Netherlands;de Vries;Geol. Mijnbouw,1972