(3CYdGe GdehSjbi GdeUQjI YHQ (B150 (3SfI (B/ s - (3Rcj, YHO GdMejO Jhajbs ((3GdbGgQI (B:s (3GdgjFI GdeUQjI GdYGeI ddcJGH,s, 1990)
Keywords: (3GdehSjbis; (3GdJGQjN GdCOHjs; (3GdfbO GdCOHjs; (3eUQs; (3GdehSjbi GdYQHjIs; (3GdeZfhfs; (3GdehSjbjhfs