Electronic states and Schottky barriers at Pd2Si/Si(111) interfacesFrank HermanFrancesco Casulaet al.1983Physica B+CPaper
Generalized muffin-tin orbitals for electronic structure studies of surfaces, interfaces, and organic solidsF. CasulaF. Herman1982The Journal of Chemical PhysicsPaper
Localized orbitals for band-structure calculations in complex semiconductorsJ. HugelC. Carabatoset al.1981Physical Review BPaper