USG Federal Contracting
https://www.falseclaimsact.com/federal-false-claims-act
https://www.justice.gov/opa/pr/defense-contractor-agrees-pay-275-million-settle-overbilling-allegations
https://www.acquisition.gov/far/html/Subpart%2032_6.html
http://farsite.hill.af.mil/reghtml/regs/far2afmcfars/fardfars/far/49.htm
http://www.gsa.gov/graphics/fas/BestPracticesContractAdministration.pdf
https://www.cov.com/-/media/files/corporate/publications/2014/07/law360_warnings_for_govt_contractors.pdf
http://www.dodig.mil/resources/fraud/redflags.html#tabs