(3GdTc aj YOO GdQcYGJ aj GdUdGI (B:s (3Mceg(B-(3CSHGHg(B-(3YdGLg (B/s - (3GdQHjT, YHO GdYRjR Hf eMeO,s 1382 (3gLQjG(B-.s ((3GdQjGV (B:s (3OGQ GdaVjdI,s, 2001)
Keywords: (3GdUdGIs; (3GdUdGIs -- (3SLhO GdSghs