1. Stresses around pin-loaded holes in elastically orthotropic or isotropic plates;de Jong;J. of Composite Materials,1977
2. Stresses around pin-loaded holes in elastically orthotropic plates with arbitrary load direction;Jong,1981
3. The influence of friction on the theoretical strength of pin-loaded holes in orthotropic plates;de Jong,1982
4. Anisotropic plates;Lekhnitskii,1968
5. Matthews, F.L. and I.R. Hirst (1978). The variation of bearing strength with load direction. Symposium Jointing in Fibre Reinforces Plastics, London.