@article{DANMA_2020_490_a8,
     author = {M. B. Karmanova},
     title = {Metric properties of graphs on {Carnot--Carath\'eodory} spaces with {sub-Lorentzian} structure},
     journal = {Doklady Rossijskoj akademii nauk. Matematika, informatika, processy upravleni\^a},
     pages = {42--46},
     publisher = {mathdoc},
     volume = {490},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DANMA_2020_490_a8/}
}