1. Donnell, L. H.: A new theory for the buckling of thin cylinders under axial compression and bending. Trans. Amer. Soc. Mech. Engrs. Bd. 56 (1934) S. 795/806.
2. Reissner, E.: On vibrations of shallow spherical shells. J. Appl. Physics Bd. 17 (1946) S. 1038/42.
3. Reissner, E.: On axi-symmetrical vibrations of shallow spherical shells. Quart. Appl. Math. Bd. 13 (1955) Nr. 3, S. 279/90.
4. Reissner, E.: On transverse vibrations of thin, shallow elastic shells. Quart. Appl. Math. Bd. 13 (1955) Nr. 2, S. 169/76.
5. Kalnins, A., undP. M. Naghdi: Axisymmetric vibrations of shallow elastic spherical shells. J. Acoust. Soc. Amer. Bd. 32 (1960) Nr. 3, S. 342/47.