List of persistent identifiers for collection-level web pages, documents, and dynamic web pages related to the History of ITU Portal web site. This content is generated and maintained by the ITU Library & Archives Service.
List of persistent identifiers for web pages and documents related to the Study Group 15.
List of persistent identifiers for static web pages related to the History of ITU Portal web site. This content is generated and maintained by the ITU Library & Archives Service.
List of persistent identifiers for web pages and documents related to the Study Group 13.
List of persistent identifiers to access ITU-T Working Groups and information that is relevant to them.