Testing of XBRL files for the supervisory reporting Eurofiling Workshop in Rome Katrin Heinze 5 May2014.
SMS IM Interworking Spec May 23rd 2011-V01 (1)
Label của bản tin ACARS
The Basics of Voice over the Internet Protocol Frank M. Groom, Ph.D. Professor of Information and Communication Sciences Ball State University.
How the Internet Works
