1. On Relative Fuel Efficiency and the Output Elasticity of Energy Consumption in Western Europe;Adams;J. Industr. Econ.,1968
2. Econometric Models and Methods;Christ,1966
3. A Gravity Model of CMEA Trade;Hewett,1976
4. On Differences in Foreign Trade Behavior of Eastern and Western Economies;Hewett,1980
5. Elements of Econometrics;Kmenta,1971