Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_2021_109_1_a4, author = {P. S. Gevorgyan and A. A. Nazaryan}, title = {On {Orbits} and {Bi-invariant} {Subsets} of {Binary} $G${-Spaces}}, journal = {Matemati\v{c}eskie zametki}, pages = {47--56}, publisher = {mathdoc}, volume = {109}, number = {1}, year = {2021}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_2021_109_1_a4/} }
P. S. Gevorgyan; A. A. Nazaryan. On Orbits and Bi-invariant Subsets of Binary $G$-Spaces. Matematičeskie zametki, Tome 109 (2021) no. 1, pp. 47-56. http://geodesic.mathdoc.fr/item/MZM_2021_109_1_a4/