(3YUeI GdCFeI YfO GdTjYI (B/s - (3GdHGR, CfhQs ((3GdefUhQI, eUQ ;s (3GdbGgQI (B:s (3OGQ GdhaGA ddWHGYI hGdfTQ hGdJhRjY,s, 2009)
(3GdCUd CWQhMI eGLSJjQ HGdLGeYI GdESdGejI, (B1406 (3g`(B.s
(3HHdjhLQGajI (B: (3U(B. 221-234.s
Keywords: (3GdTjYI (B((3aQbI ESdGejI(B)s; (3GdEeGeI YfO GdTjYIs; (3GdaQb GdESdGejIs