@article{cm:10840, title = {Concurrent normals of immersed manifolds}, author = {Gaiane Panina and Dirk Siersma}, url = {https://cm.episciences.org/10840}, doi = {10.46298/cm.10840}, journal = {Communications in Mathematics}, issn = {2336-1298}, volume = {Volume 31 (2023), Issue 3 (Special issue: in memory of Sergei Duzhin)}, eid = 1, year = {2023}, month = {May}, keywords = {Mathematics - Geometric Topology, Mathematics - Differential Geometry}, }