(3GdWad hGdeLJeY (B: (3OQGSGJ ai GdJfTFI GdGLJeGYjI ddGWaGd (B/ s - (3GdLeYjI GdchjJjI dJbOe GdWahdI GdYQHjI s; (3eMeO LhGO QVGs ((3GdbGgQI (B: s (3GdLeYjI GdchjJjI dJbOe GdWahdI GdYQHjI , s, 1993)
Keywords: (3GdGLJeGYs; (3Yde GdfaS GdGLJeGYis; (3GdGWaGd (B- (3Yde faSs; (3GdWad (B- (3GdJfTFI GdGLJeGYjIs