(3JMdjd hGOGQI hMhceI GdeNGWQ GdeUQajI GdGdcJQhfjI (B/ s - (3MSf, UdGM, s ((3GdbGgQI (B[(3eUQ(B] : s (3OGQ GdcJGH GdMOjK, (B432 (3g`(B. = 2011.s, 2011)
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B417-424.s
Keywords: (3GOGQI GdHfhc(B.s; (3GdJLGQI GdGdcJQhfjI(B.s; (3HWGbGJ GdGFJeGf(B.s