| http://www.w3.org/ns/prov#value | - In the U.S. he published five books and monographs; his papers appeared in Papers of the Joint Committee of the U.S. Congress, and in academic journals such as Journal of Policy Modeling, Journal of Regional Studies, Soviet Studies, Problems of Communism, Comparative Economic Studies, Post-Soviet Geography and Economics, Europe-Asia Studies, and Journal of Economic and Social Measurement.
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