Damping in Roll of Straight and 45 Degree Swept Wings of Various Taper Ratios Determined at High Subsonic, Transonic, and Supersonic Speeds With Rocket-Powered Models, report, October 10, 1951; (https://digital.library.unt.edu/ark:/67531/metadc59032/m1/1/: accessed April 23, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .