@inproceedings{Manconi:2019AP, author = "Manconi, Silvia and Di Mauro, Mattia and Donato, Fiorenza", title = "{Detection of a $\gamma$-ray halo around Geminga with the $Fermi$-LAT and implications for the positron flux}", doi = "10.22323/1.358.0580", booktitle = "Proceedings of 36th International Cosmic Ray Conference {\textemdash} PoS(ICRC2019)", year = 2019, volume = "358", pages = "580" }