Công Tụng Thái

Agricultural development planning and zoning in South Vietnam
Hiện-trạng và triẻ̂n-vọng trong sự xử dụng đá̂t đai tại miè̂n Nam Việt-Nam
Major soil groups in South Viet Nam and their management
Natural environment and land use in South Viêt-Nam
Rapport sur la mission de cartographie des sols de la station expérimentale de canne à sucre de Tuy-Hòa