@article{DE_1993_29_11_a10,
     author = {A. G. Chkhartishvili and E. V. Shikin},
     title = {Dynamic search and detection problems on some closed surfaces},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1948--1957},
     publisher = {mathdoc},
     volume = {29},
     number = {11},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1993_29_11_a10/}
}