On the behavior of solutions of the system of rational difference equations: x n + 1 = x n - 1 / ( y n x n - 1 - 1 ) , y n + 1 = y n - 1 / ( x n y n - 1 - 1 ) , and z n + 1 = z n - 1 / ( y n z n - 1 - 1 ) . Kurbanli, Abdullah Selçuk — 2011 Discrete Dynamics in Nature and Society