@article{ZNSL_1999_256_a5,
     author = {M. V. Zheludev},
     title = {Tiling of groups},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {69--72},
     publisher = {mathdoc},
     volume = {256},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1999_256_a5/}
}