97/347/EC: Commission Decision of 20 May 1997 on a common technical Regulation for the pan-European integrated services digital network (ISDN) primary rate access (Text with EEA relevance).
Dzienniki UE
Dz.U.UE.L.1997.148.24
Akt nienormatywny Wersja od: 6 czerwca 1997 r.