1. Gallagher RH. The development and evaluation of matrix methods for thin shell structural analysis. Report No. 8500-902011, Bell Aerosystems, Buffalo, NY, 1966.
2. Gallagher RH, Yang HTY. Elastic instability predictions for doubly-curved shells. In: Proceedings of second conference on matrix methods in structural mechanics, Dayton, OH, 1968.
3. Finite elements for thin shells and curved members;Gallagher,1976
4. Nonlinear analysis of free-form shells by flat shell elements;Horrigmoe;Comput Methods Appl Mech Eng,1978
5. Nonlinear finite element shell formulation accounting for large membrane strains;Hughes;Comput Methods Appl Mech Eng,1983