(3fXGe GdEOGQI GdeMdjI aj GdCQOf hJWhQg (B/s - (3ejNGFjd LejYGfs ((3GdbGgQI (B:s (3LGeYI GdOhd GdYQHjI(B-(3GdefXeI GdYQHjI ddYdhe GdEOGQjI, eQcR GdHMhK GdEOGQjI,s, 1972)
(3jJVef bGFeI JUhjH GdCNWGAs
(3HHdjhLQGajG (B: (3UaMI (B95s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdMce GdeMdjs; (3GdEOGQI GdeMdjIs; (3GdbGfhf GdEOGQjs; (3GdCQOfs