21.2013GPPRelease 17Technical Specifications and Technical Reports for an Evolved Packet System (EPS) based 3GPP systemTS
The following documents contain provisions which, through reference in this text, constitute provisions of the present document.
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 3GPP TR 21.905: "Vocabulary for 3GPP Specifications".
 3GPP TS 23.002: "Network architecture".
 3GPP TS 21.900: "Technical Specification Group working methods".