Vot pomnyi nabor dokumentov, kotoryi ia nashel:
http://www.gao.gov/docsearch/locate?to=http%3A%2F%2Farchive.gao.gov%2Fd39t12%2F138291.pdf
http://www.gao.gov/docsearch/locate?to=http%3A%2F%2Farchive.gao.gov%2Fd39t12%2F139507.pdf
http://www.gao.gov/docsearch/locate?to=http%3A%2F%2Farchive.gao.gov%2Fd24t8%2F141334.pdf
http://www.gao.gov/docsearch/locate?to=http%3A%2F%2Farchive.gao.gov%2Fd48t13%2F141719.pdf
http://www.gao.gov/docsearch/locate?to=http%3A%2F%2Farchive.gao.gov%2Fd23t8%2F141874.pdf
http://www.gao.gov/docsearch/locate?to=http%3A%2F%2Farchive.gao.gov%2Fd20t9%2F144354.pdf
http://www.gao.gov/docsearch/locate?to=http%3A%2F%2Farchive.gao.gov%2Fd38t12%2F144885.pdf
Udivitel’no podrobno i obstoiatel’no.