@misc{DE_2005_41_6_a16,
     title = {On the {Seminar} on {Qualitative} {Theory} of {Differential} {Equations} at {Moscow} {State} {University}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {851--860},
     publisher = {mathdoc},
     volume = {41},
     number = {6},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2005_41_6_a16/}
}