Gläser, M.M.GläserMüller, S.S.MüllerRennoch, A.A.RennochSchmitting, P.P.Schmitting2022-03-042022-03-042008https://publica.fraunhofer.de/handle/publica/21749610.1007/s10009-008-0080-3en004005Standardized TTCN-3 specifications for SIP-ISUP/ISDN interworking testingjournal article