(3MGSI GdSeY (B/ s - (3dGeGS, CfOQhs ((3GdQjGV (B:s (3ecJHI GdYHjcGf,s, 1998)
Keywords: (3GdMjhGfGJs; (3GdLgGR GdYUHjs; (3GdGPfs; (3GdLgGR GdMSjs; (3fGGTFhf UZGQ (B( 10 - 14 (3SfI (B)s