@article{RM_1973_28_6_a8,
     author = {J. N. Mather},
     title = {Stability of $C^\infty$ mappings. {IV.} {Classification} of stable germs by $\mathbf R$-algebras},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     publisher = {mathdoc},
     volume = {28},
     number = {6},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1973_28_6_a8/}
}