Following the non-money trail by Eileen Lustig & Terry Lustig Why the vast, complex hirerarchic and social organization in Angkor never developed its own monetary system. In English
Power and Pragmatism in the Political Economy of Angkor by Eileen Lustig A broad study of politics, economics and the specificity of the Angkorean State. In English
Angkor's Roads: an Archaeo-Lexical Approach by Eileen Lustig & Mitch Hendrickson What the evolution of Old Khmer and Sanskrit terminology tells us about the road and communication system in the Khmer Empire. In English