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>Proposal for a Council Recommendation on the provision of harmonised ISDN access arrangements and a minimum set of ISDN functionalities in accordance with Open Network Provision (ONP) principles. COM (91) 509 final, 13 December 1991
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Proposal for a Council Recommendation on the provision of harmonised ISDN access arrangements and a minimum set of ISDN functionalities in accordance with Open Network Provision (ONP) principles. COM (91) 509 final, 13 December 1991