(3GdCef GdHjFj (B/s - (3GdTjNdj, YHO GdbGOQ YHO GdMGaX UGdMs ((3GdQjGV (B:s (3cdjI Gdedc agO GdCefjI, eQcR GdHMhK hGdOQGSGJ, bSe GdHMhK,s, 2008)
(3HHdjhLQGajI (B: (3U(B. 209-217.s
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3MeGjI GdHjFIs -- (3bhGfjf hJTQjYGJs -- (3GdSYhOjIs