@article{FPM_2008_14_5_a8,
     author = {A. B. Kupavskii and A. M. Raigorodskii},
     title = {On the chromatic number of~$\mathbb R^9$},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {139--154},
     publisher = {mathdoc},
     volume = {14},
     number = {5},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2008_14_5_a8/}
}