| basicint.org | British American Security Information Council (BASIC) |
| ceip.org | Carnegie Endowment for International Peace |
| miis.edu | Center for Nonproliferation Studies |
| acronym.org.uk | The Acronym Institute |
| tcf.org | The Century Foundation |
| ppionline.org | Progressive Policy Institute |
| ndu.edu | Center for the Study of Chinese Military Affairs |
| marshallcenter.org | The George C. Marshall European Center for Security Studies On-line |
| ips-dc.org | The Institute For Policy Studies: The Nation's Oldest Multi-issue Progressi |
| cnponline.org | Center for National Policy |
| bullatomsci.org | www.bullatomsci.org/ |