(3GdQGOjh hGdJdaRjhf (B/s - (3LQGgGe , GjGfs (3GjGf LQGgGes; (3eQcR GdJYQjH hGdJQLeI HecJHI GdYHjcGfs ((3GdQjGV (B:s (3ecJHI GdYHjcGf ,s, 2004)
Keywords: (3GddGSdcis; (3GdGbeGQ GdUfGYjIs; (3GdQGOjhs; (3GdQGOGQs; (3GdJdaGRs; (3gfOSI GdGJUGdGJs; (3GdGbQGU GdQbejIs