@article{IM2_2018_82_3_a7,
     author = {V. D. Sedykh},
     title = {Topology of singularities of a~stable real caustic germ of type $E_6$},
     journal = {Izvestiya. Mathematics },
     pages = {596--611},
     publisher = {mathdoc},
     volume = {82},
     number = {3},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2018_82_3_a7/}
}