(3JWhQ GdGhVGY GdGbJUGOjI ai YUQ GdQSGdI hGdQGTOjf (B/ s - (3fLeGf jGSjfs ([S.N] : 2000 (3ddKbGaI hGdfTQ , s, 1991)
Keywords: (3GdGbJUGOs; (3GdGSdGes; (3GdGbJUGO GdGSdGeis