1. Trajectory singularities of general planar motions;Donelan;Proceedings of the Royal Society of Edinburgh, Sect. A,1999
2. Gáspár, Zs., 1984. Buckling model for a degenerated case. News Letter, Technical University of Budapest 2, No. 4, pp. 5–8
3. Stability of elastic structures with the aid of catastrophe theory;Gáspár,1999
4. Finite element simulation of deployable structures;Géradin,1999
5. Catastrophe Theory for Scientists and Engineers;Gilmore,1981