@article{DE_1982_18_8_a6,
     author = {N. N. Petrov},
     title = {A problem of pursuit in the absence of information on the pursued},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1345--1352},
     publisher = {mathdoc},
     volume = {18},
     number = {8},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1982_18_8_a6/}
}