1. E.G.Ladopoulos, Non-linear integro-differential equations used in orthotropic shallow spherical shell analysis, Mech. Res. Commun.
18, 111–119 (1991).
2. E.G.Ladopoulos, Non-linear integro-differential equations in sandwich plates stress analysis, Mech. Res. Commun.
21, 95–102 (1994).
3. B.Budiansky and RS.Roth, Axisymmetric dynamic buckling of clamped shallow spherical shells, NASA TN-D-1510, 597–606 (1962).
4. RS.Roth and J.H.Klosner, Non-linear response of cylindrically shells subjected to dynamic axial loads, AL4A J. 2, 1788–1794 (1964).
5. N.C.Huang, Axisynunetric dynamic snap through of elastic clamped spherical shells, AIAA J. 7, 215–220 (1969).