Jonathan Harr
United States. General Accounting Office
Christoph Bertisch
Muḥammad al-Sayyid Fiqī
Ulrich Möhrle
Hanno Ziehm
Owen McIntyre
Muḥammad Tawfīq Saʻūdī
Franz-Josef Meschede
Silvia Brüggen
United States. Congress. House. Committee on Public Works and Transportation. Subcommittee on Investigations and Oversight.
United States. Congress. House. Committee on Government Operations. Environment, Energy, and Natural Resources Subcommittee.
Stockholms universitet. Axel Ax:son Johnsons institut für sjörätt och annan transportätt
Lewis A. Grossman
United States. Congress. Senate. Committee on Governmental Affairs. Subcommittee on Oversight of Government Management.
Thor Falkanger
Jan Christiansen
United States. Congress. House. Committee on Science and Technology (2007). Subcommittee on Investigations and Oversight
Stephen J. De Mora