@inproceedings{Kobashi:2024IT, author = "Kobashi, Ryosuke and Yasuda, Haruo and Lee, Shiu-Hang ", title = "{Long-term evolution of nonthermal emission from various types of supernova remnants in a diversified circumstellar medium}", doi = "10.22323/1.444.0878", booktitle = "Proceedings of 38th International Cosmic Ray Conference {\textemdash} PoS(ICRC2023)", year = 2024, volume = "444", pages = "878" }