(3GdEOGQI GdeMdjI aj GdYQGb (B:s (3OQGSI JWHjbjI (B/s - (3YHO GdQGRb GdSjNdjs ((3GdbGgQI (B:s (3LGeYI GdOhd GdYQHjI(B-(3GdefXeI GdYQHjI ddYdhe GdEOGQjI, eQcR GdHMhK GdEOGQjI,s, 1971)
(3jTJed Ydi EQLGYGJ HHdjhLQGajIs
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdEOGQI GdYGeIs; (3GdEOGQI GdeMdjIs; (3GdYQGbs