(3EJaGb GdeHGfj h EaJQGb GdeYGfj (B/ s - (3GdObjbj, Jbj GdOjf SdjeGf YhVs; (3LHQ, jMji YHO GdQDhas ((3YeGf (B:s (3OGQ YeGQ,s, 1985)
Keywords: (3GddZI GdYQHjIs; (3GdHdGZIs; (3GdeYGfjs