1. Folding instability of a layered viscoelastic medium under compression;Biot,1957
2. Mechanics of Incremental Deformations;Biot,1965
3. Plissement croisé dans le Haut-Atlas;de Sitter;Geol. Mijnb.,1952
4. The description of folds;Fleuty,1964
5. A theoretical study of intersecting fold patterns;Ghosh;Tectonophysics,1970