(3ChQGcd OjRGjfQ (B/ s - (3chdjJRHc, HjJQs; (3O(B. (3Hhd OQhSjs; (3JjH JhH dNOeGJ GdJYQjH h GdJQLeI TYHI Ydhe GdMGSH GdBdjs ((3GdbGgQI (B:s (3OGQ GdaGQhb ddfTQ hGdJhRjY,s, 2001)
Keywords: (3dZI GdHQeLI(B.s; (3GdHQeLI(B.s