(3CMcGe GdEadGS aj Xd bGfhf GdJLGQI GdLOjO (B/s - (3MSjf GdeGMj(B.s ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI(B,s, 2000)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdEadGSs; (3ELQGAGJ GdUdM GdhGbj ef GdEadGSs; (3GdOjhfs; (3GdOaGJQ GdJLGQjIs