- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)4
- Apostolidis, Andreas1
- Applebaum, Anne1
- Arijon, Gonzalo1
- Bloemen, Shantha1
- Egeraat, Corinne van1
- Gabel, Idriss1
- Global 2000 Study (U.S.)1
- Goldsmith, Edward1
- Josephson, Paul R.1
- Lindsay, Jim1
- Mareček, Martin1
- Mosnauchfilm1
- Noble, Nigel1
- Pakleppa, Richard1
- Raja, Vinod1
- Rotheroe, Dom1
- Tabone, Francesco Taboada1
- United States. Congress. House. Committee on Government Operations. Environment, Energy, and Natural Resources Subcommittee1
- United States. Congress. Senate. Committee on Energy and Natural Resources1