(3eHGOF aj fXe GdEOGQI GdeMdjI (B:s (3OQGSI JWHjbjI dfXe GdEOGQI GdeMdjI aj GdLeghQjI GdeJMOI (B/s - (3WYjeI GdLQa s ((3GdbGgQI (B:s (3ecJHI GdbGgQI GdMOjKI,s, 1961)
(3jTJed Ydj GQLGYGJ HHdjhLQGajIs
(3GdfU CZdHg HGddZI GdYQHjI HYV GdfUhU GdEfLdjRjI hGdaQfSjIs
Keywords: (3GdbGfhf GdEOGQjs