Popliteal instability of bent multi-walled elastic tubes,
https://softmath.seas.harvard.edu/wp-content/uploads/2019/10/222.png169226Academic Web Pages/wp-content/uploads/2018/09/clear.pngAcademic Web Pages2004-10-07 13:52:002025-02-27 15:13:08Popliteal instability of bent multi-walled elastic tubes,