(3JLQje acQI GdJYSa (B:s (3chSjdI dMeGjI GdeLfi Ydjg ai eLGd ESJYeGd GdMb OQGSI ebGQfI HGdacQ GdLfGFi GdESdGei (B/s - (3gdGd YHO GddGg CMeOs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI ,s, 1990)
(3jTJed Ydj GQLGYGJ HHdjhLQGajI (B.s
(3HHdjhLQGajI (B: (3UaMGJ (B267- 285.s
Keywords: (3ESJYeGd GdMb GdTNUjs; (3GdbGfhf GdLfGFjs