(3GdHhgQI (B: (3JGQjNgG h YbGFOgG (B((3OQGSI YdejI ehKbI Yf WGFaI GdHhgQI GdESeGYjdjI (B) / s - (3GdGKQj, QMeI Gddg beQ GdgOjs ((3YeGf (B:s (3OGQ YeGQ ddfTQ hGdJhRjYs, 2007)
Keywords: (3GdHhgQI(B. s; (3GdaQb GdESdGejI(B.s; (3GdTQjYI GdESdGejI(B.s; (3GdESeGYjdjI(B.s