Silvanovich, O.V. and Shirokov, N.A. 2022. Approximation by entire functions on a countable set of continua. The inverse theorem. Vestnik of Saint Petersburg University. Mathematics. Mechanics. Astronomy. 8, 4 (Jan. 2022), 600–607. DOI:https://doi.org/10.21638/spbu01.2021.405.