@inproceedings{Abbasi:2021Nq, author = "Abbasi, Rasha and Hanlon, William", title = "{Measurement of the Proton-Air Cross Section with Telescope Arrays Black Rock, Long Ridge, and Surface Array in Hybrid Mode.}", doi = "10.22323/1.395.0296", booktitle = "Proceedings of 37th International Cosmic Ray Conference {\textemdash} PoS(ICRC2021)", year = 2021, volume = "395", pages = "296" }