For citations:

Kunica V.N., Lykov K.V. On unboundedness of natural projectors in spaces of infinite matrices. Proceedings of the Institute of Mathematics of the NAS of Belarus. 2026;34(1):45-55. (In Russ.) https://doi.org/10.67268/1812-5093-2026-34-1-45-55. EDN: ETIXQP