Keywords: Teknisk Elasticitetslære - Pl6-fig50.png Vridning af ret cirkulær cylinder en Torsion of straight circular cylinder Asger Ostenfeld 1898 Teknisk Elasticitetslære pl 6 fig 50 http //books google com/books id j8MJAAAAIAAJ scanned by google 1898 Asger Ostenfeld 1866-1931 PD-old-auto-1923 1931 File Teknisk Elasticitetslære djvu Asger Ostenfeld Torsion |