@inproceedings{Smart:2020Cx, author = "Smart, Don and Shea, Margaret A.", title = "{Vertical Geomagnetic Cutoff Rigidities for Epoch 2015}", doi = "10.22323/1.358.1154", booktitle = "Proceedings of 36th International Cosmic Ray Conference {\textemdash} PoS(ICRC2019)", year = 2020, volume = "358", pages = "1154" }