"Fourteen Points of Agreement with Official Government Reports on the World Trade Center Destruction". The Open Civil Engineering Journal. 2: 35–40. 2008. Retrieved 2008-05-29. {{cite journal}}: Unknown parameter |authors= ignored (help)
"Fourteen Points of Agreement with Official Government Reports on the World Trade Center Destruction". The Open Civil Engineering Journal. 2: 35–40. 2008. Retrieved 2008-05-29. {{cite journal}}: Unknown parameter |authors= ignored (help)