
Universal Mobile Telecommunications System (UMTS); SIM/USIM internal and external interworking aspects (3GPP TR 31.900 version 3.1.0 Release 1999)
NORMA vydána dne 30.9.2001
Designation standards: ETSI TR 131900-V3.1.0
Publication date standards: 30.9.2001
The number of pages: 30
Approximate weight : 90 g (0.20 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI