(3JaSjQ GdCMdGe (B: s (3cja JfGe (B/ s - (3aQhjO, SjLehfOs; (3fhQfajdO, hdaQOs ((3HjQhJ (B:s (3OGQ EMjGA GdYdhe,s, 1985)
Keywords: (3GdJMdjd GdfaSjs; (3GdCMdGes