Ioannis Tomkos Davide Careglio Anna Tzanakaki Josep Solé-Pareta Computer networks journal special issue on: "Challenges and opportunities in advanced optical networking". 1861-1863 2008 52 Computer Networks 10 http://dx.doi.org/10.1016/j.comnet.2008.03.008 db/journals/cn/cn52.html#TomkosCTS08