(3JGQjN WjA (B:s (3CYdGe(B-(3fSH(B-(3hbGFY (B/s - (3GdbQjWj, Ybjd Hf EHQGgjes ((3MGFd, GdSYhOjI (B:s (3Ybjd Hf EHQGgje GdbQjWj,s, 2000)
Keywords: (3WjF (B((3bHjdI(B)s -- (3JGQjNs; (3GdbHGFd GdYQHjIs -- (3JGQjNs