1259- Economic Integration and Foreign Trade : The Case of CMEA

253- International Coordination of Plans of Development Amongst the Socialist Countries

640-Economic Development and International Integration

495- Basic Principles of the New Economic System of Planning and Managing of National Economy in Socialist Countries

1226- The Role of the Rate of Exchange in the Management of the Socialist Economy

997- The Institutional Framework of Socialist Foreign Trade Planning and the Way of Drawing Up the Plan

571- Economic Policy and Planning in the Hungarian `s People Republic

573- The Economico - Political Background on the Planning of International Trade

1192- The Application of The Theory of Growth in Socialist Economy to Developing Countries

1131- Price Planning in Socialism (bases and possibilities - its Preparation, Implementation and Organization at the case of the German Democratic Republic)