ETSI TS 148 031-2017
Digitales Mobilfunk-Telekommunikationssystem (Phase 2+) (GSM); Ortungsdienste (LCS); Serving Mobile Location Center – Serving Mobile Location Center (SMLC – SMLC); SMLCPP-Spezifikation (V14.0.0; 3GPP TS 48.031 Version 14.0.0 Release 14)