@inproceedings{Gaisser:2019jD, author = "Gaisser, Thomas and Soldin, Dennis and Fedynitch, Anatoli and Crossman, Andrew", title = "{Precision of analytical approximations in calculations of atmospheric leptons}", doi = "10.22323/1.358.0893", booktitle = "Proceedings of 36th International Cosmic Ray Conference {\textemdash} PoS(ICRC2019)", year = 2019, volume = "358", pages = "893" }