@article{MZM_2019_106_3_a13,
     author = {M. V. Tryamkin},
     title = {The {Sub-Riemannian} {Curvature} of {Curves} in the {Group} of {Semiaffine} {Transformations} of the {Euclidean} {Plane}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {476--480},
     publisher = {mathdoc},
     volume = {106},
     number = {3},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2019_106_3_a13/}
}