TY  - BOOK
AU  - Mohamed Boucadair; Pedro Miguel Neves; Isabel Borges; Olafur Pall Einarsson
TI  - IP Telephony Interconnection Reference
SN  - 9780429061851
PB  - Taylor and Francis
UR  - http://www.taylorfrancis.com/books/9780429061851
ER  -