Xstar atomic database: the PyXstar packageClaudio Mendoza, Timothy R. Kallman, Ralf Ballhausen, Anna Ogorzałek, Randall Dannen and Javier A. GarcíaEur. Phys. J. D, 78 7 (2024) 93DOI: https://doi.org/10.1140/epjd/s10053-024-00879-7