R. Brinkman

• A pedo-geomorphological classification and map of the Holocene sediments in the coastal plain of the three Guianas
• Land evaluation for rural purposes
• Land evaluation for rural purposes
• Reconnaissance soil survey of Tangail Subdivision, Mymensingh District, 1966
• Reconnaissance soil survey, Sadar and Moulvi Bazar subdivisions, Sylhet District, 1965