Towards an Optimal Gradient-dependent Energy Functional of the PZ-SIC Form. - Elvar Örn Jónsson; Susi Lehtola; Hannes Jónsson (ICCS, 2015)

Direct energy minimization based on exponential transformation in density functional calculations of finite and extended systems. - Aleksei V. Ivanov; Elvar Örn Jónsson; Tejs Vegge; Hannes Jónsson (Comput. Phys. Commun., 2021)