1. Buckling of Thin Walled Doubly Curved Shells, NASA SP-8032, Aug. 1969.
2. Buckling of Segments of Toroidal Shells
3. Veronda, D. "Stability of Hyperboloidal Shells: An Experimental and Analytical Investigation," Ph.D. dissertation,1973,Univ. of Southern California,Los Angeles, Calif.