@article{IM2_1972_6_6_a6,
     author = {Ya. M. Eliashberg},
     title = {Surgery of singularities of smooth mappings},
     journal = {Izvestiya. Mathematics},
     pages = {1302--1326},
     year = {1972},
     volume = {6},
     number = {6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1972_6_6_a6/}
}