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V. M. Kontorovich and S. A. Poslavskyi, Swirling self-gravitating vortex as the imagination of the Hoag’s ring galaxy, Low Temp. Phys. 48, (2022) [Fiz. Nyzk. Temp. 48, 464-470, (2022)] DOI: https://doi.org/10.1063/10.0010206.