(3LhdI YdejI OGNd LSe GdGfSGf (B" (3GdLgGR GdJhGdOj iGdPcQj hGdCfKhj s - (3TdT(B. (3UHMj YeQGfs ((3eDSSI GdeLdS GdYQHj ddYdhe hGdWH hGdJcfhdhLjGs (3YeGfs, 1994)
Keywords: (3HjhdhLj s; (3GdLgGR GdJhGdOjs; (3GdLgGR GdJfGSdj s