(3JWhjQ GdCYeGd GdeUQhajI HeG jJab hGdTQjY GdESdGejI (B/s - (3SGei MSf CMeO MehOs ((3GdbGgQI (B:s (3OGQ GdGJMGO GdYQHi ddWHGYI,s, 1976)
. 540-529 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3jTJed Ydi EQLGYGJ HHjdhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdGbJUGO GdESdGeis