@book{12176,
	author = {Conference on "Structural Stability, the Theory of Catastrophes and Applications in the Sciences", Battelle Seattle Research Center, 1975 and Hilton, P. ; ed.},
	title = {Structural stability, the theory of catastrophes and applications in the sciences; proceedings},
	publisher = {Springer-Verlag},
	year = {1976},
	address = {Berlin}
}