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

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

610- Theoretical Problems of Industrial Planning- Part II -The System of Industrial Planning

696- Some Problems of Constructing the Long-Term Projection in Czechoslovakia

943- The Integration of The State Insurance into the Economic System of The German Democratic Republic

643-Some Problems of Working and Utilization in Planning the Structural Balances (Input-Output Tables) in Czechoslovakia

828- On The Critical Path Method (C.P.M) and its Application in the G.D.R

307- New Trends in Polytechnical Education with Special Reference to Planning of Manpower Demand in the Lon Run (experience of G.D.R)

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

1138- حول الخطة الخمسية 1976/1980 لجمهورية ألمانيا الديمقراطية