1. Ethiopia bought arms from North Korea with U.S. Assent;Michael R Gordon;International Herald Tribune,2007
2. Orascom pays $115m for a Stake in Korea's Sangwon;Tom Griggs;Financial Times,2007
3. Conventional Arms Transfers to Developing Nations;Richard F Grimmmet;CRS Report for Congress. Washington: Congressional Research Service,1998
4. Money laundering allegations by U.S. false, report says;Kevin G Hall;McClatchy Newspapers,2007