(3bWQ Gdhdi Ydi MOjK Gdhdi (B: s (3Gh hdGjI Gddg hGdWQjb GdjgG(B.s - (3GdThcGfj, eMeO Hf Ydj Hf eMeO Hf YHO Gddg Gdjefj(B.s; (3gdGd,GHQGgje GHQGgje(B.s ([(3ZjQeYQa(B]:s [(3ZjQeYQa(B](3,s, 1995)
Keywords: (3GdYbjOI GdOjfjI(B.s; (3GdChdjGA(B.s; (3GdcQGeGJ(B.s