An MCHF atomic-structure package for large-scale calculations. - Charlotte Froese Fischer; Georgio Tachiev; Gediminas Gaigalas; Michel R. Godefroid (Comput. Phys. Commun., 2007)

Multiconfiguration electron density function for the ATSP2K-package. - Alex Borgoo; O. Scharf; Gediminas Gaigalas; Michel R. Godefroid (Comput. Phys. Commun., 2010)

The Hartree-Fock method. - Paul-Henri Heenen; Michel R. Godefroid (Scholarpedia, 2012)

ris3: A program for relativistic isotope shift calculations. - C. Nazé; E. Gaidamauskas; Gediminas Gaigalas; Michel R. Godefroid; Per Jönsson (Comput. Phys. Commun., 2013)

ris 4: A program for relativistic isotope shift calculations. - J. Ekman; Per Jönsson; Michel R. Godefroid; C. Nazé; Gediminas Gaigalas; Jacek Bieron (Comput. Phys. Commun., 2019)

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)

Reducing the computational load - atomic multiconfiguration calculations based on configuration state function generators. - Yan Ting Li; Kai Wang; Ran Si; Michel R. Godefroid; Gediminas Gaigalas; Chong Yang Chen; Per Jönsson (Comput. Phys. Commun., 2023)

Graspg - An extension to Grasp2018 based on configuration state function generators. - Ran Si; Yanting Li; Kai Wang; Chong Yang Chen; Gediminas Gaigalas; Michel R. Godefroid; Per Jönsson (Comput. Phys. Commun., 2025)