CLEC business, network, and technology issues comprehensive report
presented by the International Engineering Consortium
International Engineering Consortium, 2000
 eBooks
Joseph, Vinod
Network convergence : ethernet applications and next generation packet transport architectures
Morgan Kaufmann, 2014
 eBooks
Freeman, Roger L.
Telecommunication system engineering : analog and digital network design / Roger L. Freeman
John Wiley & Sons, 1980
 Buku Teks
Business models and drivers for next-generation IMS services: comprehensive report
International Engineering Consortium
International Engineering Consortium, 2007
 eBooks
Atkinson, J.
Telephony : a detailed exposition of the telephone exchange systems of the British post office; Volume II automatic exchange systems
Pitman, 1972
 Buku Teks