LST EN 300 938 V7.1.2-2007 Digital cellular telecommunications system (Phase 2+) (GSM);Mobile Station - Base Station System (MS - BSS) interface;Data Link (DL) layer specification (GSM 04.06 version 7.1.2 Release 1998)
2019JIS A 6602:2019 Roof components for terrace of dwellings
2007LST EN 300 938 V7.1.2-2007 Digital cellular telecommunications system (Phase 2+) (GSM);Mobile Station - Base Station System (MS - BSS) interface;Data Link (DL) layer specification (GSM 04.06 version 7.1.2 Release 1998)