@article{IM2_2006_70_4_a4,
     author = {V. A. Krasnov},
     title = {Rigid isotopy classification of real three-dimensional cubics},
     journal = {Izvestiya. Mathematics },
     pages = {731--768},
     publisher = {mathdoc},
     volume = {70},
     number = {4},
     year = {2006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2006_70_4_a4/}
}