ETSI TS 132 015
ETSI TS 132 015
Universal Mobile Telecommunications System (UMTS); Telecommunication Management; Charging and billing; 3G call and event data for the Packet Switched (PS) domain (3GPP TS 32.015 version 3.8.0 Release 1999)
standard published 12/01/2001 by European Telecommunications Standards Institute
