@article{INTO_2019_169_a6,
     author = {O. I. Morozov},
     title = {Integrability properties of the four-dimensional equation of the universal hierarchy},
     journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory},
     pages = {48--55},
     publisher = {mathdoc},
     volume = {169},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTO_2019_169_a6/}
}