Ansi
A premier source for timely, relevant, actionable information on national, regional, international standards and conformity assessment issues
http://www.ansi.org/
Itu
Itu
http://www.itu.int/home/index.html
Opta
Opta is de toezichthouder op de post- en telecommunicatiemarkt in nederland.
http://www.opta.nl/