(3eHGOF GdbjGS h GdJbhje aj GdJQHjI (B/ s - (3GdXGgQ, RcQjG eMeOs; (3JeQLjGf, LGcdjfs; (3YHO GdgGOj, LhOJ YRJs ((3YeGf (B:s (3ecJHI OGQ GdKbGaI ddfTQ h GdJhRjY,s, 1999)
Keywords: (3GdJQHjIs; (3GdHMKs; (3GdJNWjW GdJQHhjs; (3GdJbhje GdJQHhjs