(3GdMQcI GdUgjhfjI aj aQfSG (B: s (3efP OQjahS MJi GdhbJ GdMGVQ (B/ s - (3fhQj , TGcQ s ((3HZOGO (B: s (3OGQ GdTDhf GdKbGajI GdYGeI , s, 1986)
Keywords: (3GdUgjhfjI hGdjgjhOjI s