For citations:
Galstyan A.Kh. Boundary stability in the Fermat–Steiner problem in hyperspaces over finite-dimensional normed spaces. Chebyshevskii Sbornik. 2023;24(2):81-128. (In Russ.) https://doi.org/10.22405/2226-8383-2023-24-2-81-128
Galstyan A.Kh. Boundary stability in the Fermat–Steiner problem in hyperspaces over finite-dimensional normed spaces. Chebyshevskii Sbornik. 2023;24(2):81-128. (In Russ.) https://doi.org/10.22405/2226-8383-2023-24-2-81-128