(3GdKYHGf (B: s (3MjhGfGJ PGJ OeGA HGQOI (B/ s - (3aJMj, JQGLjs ((3GdQjGV (B:s (3ecJHI GdYHjcGf,s, 1997)
Keywords: (3GdMjhGfGJs; (3GdRhGMas; (3GdKYGHjfs; (3eQMdI fGTDhf UZGQ (B(10-14) (3SfIs