@article{IVM_2020_11_a6,
     author = {N. I. Zhukova and N. G. Chebochko},
     title = {The structure of {Lorentzian} foliations of codimension two},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {87--92},
     publisher = {mathdoc},
     number = {11},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2020_11_a6/}
}