@inproceedings{Oka:2023/d, author = "Oka, Tomohiko", title = "{Detection of delayed gamma-ray emissions around supernova remnant HB9 using Fermi- LAT observations}", doi = "10.22323/1.444.0830", booktitle = "Proceedings of 38th International Cosmic Ray Conference {\textemdash} PoS(ICRC2023)", year = 2023, volume = "444", pages = "830" }