1. 1. Patrick E.Fenner, Andrew Watsonn Automotive and Aeronautical Engineering Department, LoughboroughUniversity,Loughborough,Leicestershire, LE113TU,UK, journal on thin walled structures ELSEVIER, October 2011.
   2. M.Kadkhodayan, M.Maarefdoust Department of Mechanical Engineering, Ferdowsi University of Mashhad,Mashhad91775-1111,Iran. Journal from aerospace science and technology, ELSEVIER, July 2013.
   3. Eirik Byklum a, Eivind Steen, Jørgen Amdahl Det Norske Veritas, Maritime Technology and Production Centre, Veritasveien 1, N-1322 Høvik, Norway Department of Marine Structures, Norwegian University of Science and Technology,N7491 Trondheim, Norway ELSEVIER,23 December 2003.
   4. William L.Ko and Raymond H.Jackson, Compressive Buckling analysis of Hat – Stiffened panel, Dryde Flight Research Facility, Edwards, California, (NASA technical memorandum 4310), 1991.
   5. D Quinn, A Murphy and L Cervi Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering 2011 225: 791, 7 June 2011.
   6. Mustafa Osaka, Adrian Murphy, Sjoerd van der Veen,Professor, University of Gaziantep, Turkey, Lecturer, Queen’s University of Belfast, UK, Development Engineer, Alcan Aerospace, France, 25th international congress of the aeronautical sciences.
   7. Poonam Harakarea and V.K. Heblikara Department of Mechanical Engineering, SDMCET, Dharwad, Karnataka, India.
   8. Prof. Dr.-Ing. Wilhelm Rust1 and Dipl.-Ing. M.Kracht, recent experiences in load analysis of aircraft fuselage panels,5-9 June,