@misc{ColomMikheevaAchourietal.2023, author = {R{\´e}mi Colom and Elena Mikheeva and Karim Achouri and Jesus Zuniga-Perez and Nicolas Bonod and Olivier J.F. Martin and Sven Burger and Patrice Genevet}, title = {Crossing of the Branch Cut: The Topological Origin of a Universal 2π-Phase Retardation in Non-Hermitian Metasurfaces (Laser Photonics Rev. 17(6)/2023)}, booktitle = {Laser Photonics Rev.}, volume = {17}, doi = {10.1002/lpor.202370029}, institution = {Numerical Mathematics}, pages = {2370029}, year = {2023}, }