(3ebOeI dOQGSI bGfhf GdfRGYGJ GdeSdMI (B/ s - (3UdGM GdOjf YGeQs ((3GdbGgQI (B: s (3OGQ GdacQ GdYQHi,s, 1976)
(3jTJed Ydj GQLGYGJ HHdjhLQGajIs
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdMQHjs; (3GdbGfhf GdOhdj GdYGes