@article{PDMA_2017_10_a7,
     author = {A. K. Oblaukhov},
     title = {On maximal metrically regular sets},
     journal = {Prikladnaya Diskretnaya Matematika. Supplement},
     pages = {23--24},
     publisher = {mathdoc},
     number = {10},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDMA_2017_10_a7/}
}