(3MhGQ Mhd GdOjhf hGdCSJbdGd (B:s (3JCdja GdOcJhQ QeRj Rcj(B.s - (3QeRj Rcjs ((3GdbGgQI (B:s (3eWHhYGJ ecJHI eOHhdj ,s, 1986)
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdOjf GdYGe dj GdeSJhj GdYGdejs; (3GdeGdjI GdYGeI hGdJTQjY dVQjHjs