@inproceedings{Park:2019yE, author = "Park, Seong Chan and Jho, Yongsoo", title = "{Constraining new physics with high-multiplicity: UHECR as a probe of new physics}", doi = "10.22323/1.340.0209", booktitle = "Proceedings of The 39th International Conference on High Energy Physics {\textemdash} PoS(ICHEP2018)", year = 2019, volume = "340", pages = "209" }