Optical transport networks: From all-optical to digital. - Virgilio Puglia; Olga Zadedyurina (Kaleidoscope, 2009)

SIP Trunking the route to the new VoIP services. - Ivan Gaboli; Virgilio Puglia (Kaleidoscope, 2010)

The energy label a need to networks and devices. - Virgilio Puglia (Kaleidoscope, 2011)