Stability of ${C}^{\infty }$ mappings, IV. Classification of stable germs by $R$-algebras
Publications Mathématiques de l'IHÉS, Volume 37 (1969), p. 223-248
@article{PMIHES_1969__37__223_0,
author = {Mather, John},
title = {Stability of $C^\infty$ mappings, IV. Classification of stable germs by $R$-algebras},
journal = {Publications Math\'ematiques de l'IH\'ES},
publisher = {Institut des Hautes \'Etudes Scientifiques},
volume = {37},
year = {1969},
pages = {223-248},
zbl = {0202.55102},
mrnumber = {43 \#1215b},
language = {en},
url = {http://www.numdam.org/item/PMIHES_1969__37__223_0}
}

Mather, John N. Stability of $C^\infty$ mappings, IV. Classification of stable germs by $R$-algebras. Publications Mathématiques de l'IHÉS, Volume 37 (1969) pp. 223-248. http://www.numdam.org/item/PMIHES_1969__37__223_0/

[1] J. Mather, Stability of C∞ mappings : III. Finitely Determined Map-Germs, Publ. Math I.H.E.S., no 35 (1968), p. 127-156. | Numdam | Zbl 0159.25001