Laurence K. Loftin Jr.: Quest for performance: The evolution of modern aircraft. 1985, NASA SP-469 online S. 284.
google.co.uk
books.google.co.uk
Miguel Vasconcelos: Civil Airworthiness Certification. Former Military High-Performance Aircraft (AIR-230 Airworthiness Certification Branch, Federal Aviation Administration. Washington, D. C., September 9, 2013, S. 2–40) link