Não informado. (2009). OAR Cumulative Index of Research Results. Air Force, Office of Aerospace Research.
Chicago-referens (17:e uppl.)Não informado. OAR Cumulative Index of Research Results. Washington: Air Force, Office of Aerospace Research, 2009.
MLA-referens (8:e uppl.)Não informado. OAR Cumulative Index of Research Results. Air Force, Office of Aerospace Research, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.