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

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

253- International Coordination of Plans of Development Amongst the Socialist Countries / / التنسيق الدولي لخطط التنمية بين الدول الاشتراكية

988 - ومشاكل التخصص والتكامل الاقتصادى CMEA مجلس المعونة الاقتصادية المتبادلة/ CMEA and Problems of Specialization and Economic Integration.

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)

1201- Some Aspects of Changes in World Economy Viewed from the Hungarian Angle

1083- The Development of Economic Policy in the in the German Democratic Republic