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ITU-T Z.171   2023   Testing and Test Control Notation version 3: Using JSON with TTCN-3 25 $
ITU-T Z.171   2021   Testing and Test Control Notation version 3: Using JSON with TTCN-3 - Study Group 17 25 $
ITU-T Z.171   2018   Testing and Test Control Notation version 3: Using JSON with TTCN-3 - Study Group 17 25 $
ITU-T Z.171   2017   Testing and Test Control Notation version 3: Using JSON with TTCN-3 - Study Group 17 25 $