(3GdfXQjI GdYGeI ddbQGQGJ GdGOGQjI (B: s (3OQGSI ebGQfI (B/ s - (3GdWeGhj, SdjeGf eMeO, s (3hdO (B1921(3, s; (3GdHfG, eMehO YGWa, s (3Jhaj (B2013(3, s ((3GdbGgQI (B[(3eUQ(B] : s (3OGQ GdacQ GdYQHj, (B433 (3g`(B. = 2012.s, 2012)
(3jJVef EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdbQGQGJ GdGOGQjIs -- (3eUQ(B.s; (3GdbGfhf GdGOGQjs -- (3eUQ(B.s