(3Yde VMGjG GdLQjeI hJWHjbGJg aj GdOhd GdYQHjI (B/ s - (3GdHTQj, eMeO GdCejf s ((3GdQjGV (B: s (3LGeYI fGja GdYQHjI ddYdhe GdCefjI, s, 2005)
(3edGMb (B: (3U(B. 223-231.s
(3HHdjhLQGajI (B: (3U(B.213-220.s
Keywords: (3GdLQjeI hGdeLQehf s -- (3GdHdGO GdYQHjI s; (3ecGaMI GdLQjeI s -- (3GdHdGO GdYQHjI s