1. Beams on Elastic Foundation;Hetenyi,1949
2. Strength of Materials;Timoshenko,1956
3. Shear deformation in beams on elastic foundations;Essenburg;J. appl. Mech.,1962
4. Advanced Strength of Materials;Volterra,1971
5. Bending of a circular beam resting on an elastic foundation;Volterra;J. appl. Mech. ASME.,1952