(3GShGb QGS GdeGd (B- (3HhQUGJ GdGhQGb GdeGdjI hUfGOjb GdGSJKeGQ (B: s (3OQGSI JMdjdjI (B/ s - (3eMeO aJMi GdHOjhis ((3GdbGgQI (B: s (3GdecJHI GdGcGOjejI , s, 2007)
Keywords: (3GdGSJKeGQs; (3GdGhQGb GdeGdjIs; (3QGS GdeGds; (3GdHhQUGJs; (3GdGhQGb GdeGdjI (B- (3JUejes; (3UfGOjb GdGSJKeGQ (B- (3JShjbs; (3GdHhQUGJ (B- (3JfXje hGOGQIs