@article{Larsen:2023nZ, author = "Larsen, Nicholas P. and Mishev, Alexander and Usoskin, Ilya", title = "{Development of a new Open-Source Tool for Computing Cosmic Ray Trajectories in the Earth’s Magnetosphere (OTSO)}", doi = "10.22323/1.444.1260", journal = "PoS", year = 2023, volume = "ICRC2023", pages = "1260" }