1. A Note on the Theory of the Black Market;Boulding;Canadian J. Econ. & Pol. Sci.,1947
2. Price Control Under Imperfect Competition;Bronfenbrenner;Amer. Econ. Rev.,1947
3. 3. E. H. Chamberlin , Theory of Monopolistic Competition, Harvard 1933.
4. The Theory of Black Market Prices;Gonensay;Economica,1966
5. A Geometrical Analysis of Black Market Behavior;Michaely;Amer. Econ. Rev.,1954