(3deGPG ddLeGd SfGe h ZjQgG ef GdCSFdI Mhd GdMjhGfGJ (B/ s - (3ZGfjQj, CfjJGs; (3SeGMI, fGJGdjs ((3HjQhJ (B:s (3GdOGQ GdYQHjI ddYdhe,s, 1997)
Keywords: (3GdKOjjGJs; (3GdLeGds; (3fGTFhf UZGQ (B(10-14) (3SfIs