@inproceedings{Soffi:2021Ax, author = "Soffi, Livia", title = "{CMS electron and photon performance at Run 2 and prospects for Run 3}", doi = "10.22323/1.390.0780", booktitle = "Proceedings of 40th International Conference on High Energy physics {\textemdash} PoS(ICHEP2020)", year = 2021, volume = "390", pages = "780" }