@article{IM2_1986_26_2_a4,
     author = {D. G. Markushevich},
     title = {Canonical singularities of three-dimensional hypersurfaces},
     journal = {Izvestiya. Mathematics },
     pages = {315--345},
     publisher = {mathdoc},
     volume = {26},
     number = {2},
     year = {1986},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1986_26_2_a4/}
}