Advances in integrated services digital networks (ISDN) and broadband ISDN / William Stallings
Integrated services digital networks : architectures, protocols, standards / Hermann J. Helgert
Broadband telecommunications technology / Byeong Gi Lee, Minho Kang and Jonghee Lee
ISDN and broadband ISDN with frame relay and ATM / William Stallings
Digital local, transit, combined and international exchanges in integrated digital networks and mixed analogue-digital networks : supplements: recommendations Q.500-Q.554 / International Telecommunication Union
Digital networks, digital sections and digital line systems : recommendations G.801 - G.961 / International Telecommunication Union
Digital telephony : an introduction
Test solutions for digital networks : basics principles and measurement techniques for PDH, SDH, ISDN and ATM / Roland Kiefer
Delivering voice over IP networks / Daniel Minoli, Emma Minoli
A cultura das redes : (actas do congresso ICNC 2001) / org. Maria Lucília Marcos, José Bragança de Miranda
What rules for IP - enabled NGNs? : next generation networks - investment & regulation: London Business School GCC, 29 June 2006 / Robert Shaw
Entre o CD e Web 2.0 [documento electrónico] : os consumos digitais de música em Portugal / coord. científico Gustavo Cardoso e Rita Espanha; inv. Rita Cheta e Jorge Vieira; coord. editorial Rita Espanha