23.1423GPPInterface and signalling flowRelease 17TSValue-added Services for SMS (VAS4SMS)
The following documents contain provisions which, through reference in this text, constitute provisions of the present document.
– References are either specific (identified by date of publication, edition number, version number, etc.) or non‑specific.
– For a specific reference, subsequent revisions do not apply.
– For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Release as the present document.
 3GPP TR 21.905: "Vocabulary for 3GPP Specifications".
 3GPP TS 22.142: "Value Added Services (VAS) for Short Message Service (SMS) requirements ".
 3GPP TS 22.041: "Operator Determined Barring (ODB)".
 3GPP TS 23.040: "Technical realization of the Short Message Service (SMS)".
 3GPP TS 23.204: "Support of Short Message Service (SMS) over generic 3GPP Internet Protocol (IP) access".