@misc{RM_1985_40_5_a22,
     title = {Joint sessions of the {Petrovskii} {Seminar} and the {Moscow} {Mathematical} {Society}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     publisher = {mathdoc},
     volume = {40},
     number = {5},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1985_40_5_a22/}
}