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BS PD CEN ISO/TR 20659‑2:2024 Rheological test methods. Fundamentals...

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BS PD ISO/TS 20790:2024 Oil and gas industries including lower carbon...

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ITU-T D.30 Implementation of reverse charging on international public data communication services
ITU-T D.41 Introduction of accounting rates by zones in the international public telegram service
ITU-T D.42 Accounting in the international public telegram service
ITU-T D.43 Partial and total refund of charges in the international public telegram service
ITU-T D.61 Charging and accounting provisions relating to the measurement of the chargeable duration of a telex call
ITU-T D.65 General charging and accounting principles in the international telex service for multi-adress messages via store-and-forward units
ITU-T D.81 Accounting and refunds for private phototelegraph calls
ITU-T D.83 Rates for phototelegrams and private phototelegraph calls
ITU-T D.85 Charging for international phototelegraph calls to multiple destinations
ITU-T D.100 Charging for international calls in manual or semi-automatic operating
ITU-T D.104 Charging for calls to subscriber's station connected either to the absent subscriber's service or to a device substituting a subscriber in his absence