Optical Communications Guaranteeing packet order in IBWR optical packet switches with parallel iterative schedulers. - Miguel Rodelgo-Lacruz; Pablo Pavón-Mariño; Francisco J. González-Castaño; Joan García-Haro; Cristina López-Bravo; J. Veiga-Gonátn; Felipe J. Gil-Castiñeira; Carla Raffaelli (Eur. Trans. Telecommun., 2009)