@inproceedings{Liu:2021QC, author = "Liu, Ruo-Yu and Ge, Chong and Niu, Shu and Chen, Yang and Wang, Xiang-Yu", title = "{Supernova Remnant G106.3+2.7: a likely proton PeVatron}", doi = "10.22323/1.395.0287", booktitle = "Proceedings of 37th International Cosmic Ray Conference {\textemdash} PoS(ICRC2021)", year = 2021, volume = "395", pages = "287" }