1. Vorlesungen über Minimalflächen;Nitsche,1975
2. Form studies relating to air-supported structures by minimization of element surface areas;Schwenkel;CAD,1983
3. Numerical design and analysis on air supported structures;Haug,1977
4. D. S. Wakefield, Tensyl: An integrated CAD approach to stressed membrane structures. Proc. of the Second Int. Conference. Civil-Comp 85.
5. The force density method for form finding and computation of general networks;Schek;Comput. Meth. appl. Mech. Engng,1974