Cohabitation of the European Law and the Customary Law in Vietnam under French Domination
(Low, Coloniality and Modernity in East Asia (韓国法史学会国際学術大会) 2002)
Historical Agrarian Economy of Cochinchina
(A Workshop on Quantitative Economic History of Vietnam, Looking Back to the Past to Gain New Perspective for the Future (Tokyo) 1999)
Newly Bone Rural Society in the Western Mekong Delta under French Domination: A Case Study of Thoi Lai Village
(Internationl Conference on Vietnamese Studies (Hanoi University) 1998)
The Rice Exports and the Colonial Policy in French Indochina
(Civilization of Indochina Peninsula, Maritime Trade in the South Cina Sea, Political and Economic change in the Indochina States (Thammasat University) 1994)