(3Gdbhd Gdehaj s (3TQM Gdabg GdGcHQ ddGeGe GdGYXe GHj MfjaI GdfYeGf Hf KGHJ Gdchaj GdeJhaj SfI (B150 s - (3Hf YHOGddg, eMeO Hf jGSjfs ((3HZOGO(B[(3GdYQGb(B]:s (3eWHYI GdTYH,s, 1989)
Keywords: (3Gdabg GdGSdGejs