Phys. Rev. B

Larsen, P. K., van der Veen, J. F., Mazur, A., Pollmann, J., Neave, J. H., & Joyce, B. A. (1982). Surface electronic structure of GaAs(001)-(2x4): angle-resolved photoemission and tight-binding calculations. Phys. Rev. B, 26, 3222–3237.