(3GdKhQI hGdKhQI GdeVGOIai fjcGQGLhG(B:s (3GdCHYGO GdEbdjejI hGdOhdjI(B/s - (3fGOjg eMehO eUWais ((3GdbGgQI (B: s (3ecJHI GdfgVI GdeUQjI, s, 1988)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdJfXje GdSjGSjs; (3GdbGfhf GdOSJhQis