Differentiable germs and catastrophes /
Bröcker, Theodor.
Lander, L.
Cambridge [Eng.] New York Cambridge University Press
c1975
"A small number of copies of the German text were printed ... under the title: Der Regensburger Trichter, Band 3, Differenzierbare Abbildungen."
Bibliography: p. 172-175
Includes index
Catastrophes (Mathematics)
Differentiable mappings.
Germs (Mathematics)