@article{MZM_2020_108_6_a10,
     author = {M. B. Karmanova},
     title = {A {Metric} {Characteristic} of {Minimal} {Surfaces} on {Arbitrary} {Carnot} {Groups}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {930--935},
     publisher = {mathdoc},
     volume = {108},
     number = {6},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2020_108_6_a10/}
}