For citations:
Polotovskiy G.M. Essay of history of topological education in Nizhny Novgorod. Chebyshevskii Sbornik. 2021;22(1):447-459. https://doi.org/10.22405/2226-8383-2021-22-1-447-459
Polotovskiy G.M. Essay of history of topological education in Nizhny Novgorod. Chebyshevskii Sbornik. 2021;22(1):447-459. https://doi.org/10.22405/2226-8383-2021-22-1-447-459