@article{article70c0d838, title = {Errata and addenda to “Hydrodynamic vortex on surfaces” and “The motion of a vortex on a closed surface of constant negative curvature”}, author = {Ragazzo, Clodoaldo Grotta}, year = {2022}, doi = {10.1007/s00332-022-09817-6}, journal = {Journal of Nonlinear Science} }