POLALMM: A program to compute polarizabilities for nominal one-electron systems using the Lagrange-mesh method. - Sacha Schiffmann; Livio Filippin; Daniel Baye; Michel R. Godefroid (Comput. Phys. Commun., 2020)

Relativistic radial electron density functions and natural orbitals from GRASP2018. - Sacha Schiffmann; J. G. Li; J. Ekman; Gediminas Gaigalas; Michel R. Godefroid; Per Jönsson; Jacek Bieron (Comput. Phys. Commun., 2022)