1. Computation of Initial Buckling Stress for Sheet-Stiffener Combinations
2. Integral Construction—Its Application to Aircraft Design and its Effect on Production Methods;Keen,;Journal of the Royal Aeronautical Society,1953
3. Royal Aeronautical Society's Structures Data Sheets 00.02.01 to 03.
4. Van Der Neut, A. (1952). The Local Instability of Compression Members, Built up from Flat Plates. Technische Hogeschool Vliegtuigbouwkunde, Report VTH-47, 1952.
5. Royal Aeronautical Society's Structures Data Sheets 02.01.28 to 37. Buckling Stress of Sheet-Stringer Combinations in Compression. (To be issued, with others, by the end of this year.—Editor.)