1. Auger hole seepage theory;Boast;Soil Science Society of America Proceedings,1971
2. The work of Dr S. B. Hooghoudt in the field of agricultural research (In Dutch);Bruin;Landbouwkundig Tijdschrift,1953
3. An introduction to the physical basis of soil water phenomena;Childs,1969
4. A century and a half hydrological research in The Netherlands. Survey of the development of scientific knowledge of water in The Netherlands between 1830 and 1990, from a hydrogeological point of view (In Dutch);De Vries,1982
5. Evaporation research in the Rottegatspolder in the period 1947–1952 (In Dutch, with a summary in English);Dey,1955