(3bhGYO GdSdhc GdQGbj (B: s (3eaGgje hGUWdGMGJ OHdheGSjI (B/ s - (3Gddh, fHjds ((3OeTb (B: s (3OGQ fjfhi ddOQGSGJ hGdfTQ hGdJhRjY, s, 2011)
Keywords: (3BOGH GdSdhc(B. s; (3GdOHdheGSjI(B. s