(3GdJWHjbGJ GdYedjI dGSJNOGe HQfGeL GdGhJhcGO(B, 3 (3GLRGA (B/ s - (3eLehYI egfOSjf ai eQcR GHMGK Ts ([S.N] : (3eDSSI LeGd GdLGSe ddGdcJQhfjGJ , s, 1990)
Keywords: (3GdGhJhcGOs; (3HQGeL GdMGSHGJ GdGdcJQhfjIs