(3GdeYJRdI hGUhd GdMce (B: s (3OQGSI ebGQfI eY acQ GdTjYI hGdNhGQL hGgd GdSfI Yf fXQjI GdGeGeI hadSaI GdMce (B/ s - (3YeGQI , eMeO s ((3HZOGO (B: s (3GdecJHI GdYGdejI dfTQ , s, 1984)
Keywords: (3GdeYJRdI (B( (3Yde GdcdGe (B) s