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G. Wignaraja, Concentration of land holdings and income: Comment on N.T. Quan and A.Y.C. Koo : A reply
Quan, Nguyen T., (1988)
G. Wignaraja, Concentration of land holdings and income : comment on N. T. Quan and A. Y. C. Koo ; a reply
Identification of the Lorenz curve by Lorenz coefficient
Koo, Anthony Y. C., (1981)