(3GdEYdGe GdYQHj (B:s (3JMOjGJ GdMGVQ hGdeSJbHd (B/s - (3CHh YQLI, JjSjQ CMeOs ((3YeGf, GdCQOf (B:s (3OGQ eLOdGhj ddfTQ hGdJhRjY,s, 2000)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3hSGFd GdEYdGes -- (3GdHdGO GdYQHjIs; (3GdEYdGes -- (3GdHdGO GdYQHjIs