Please cite at least one of the following articles if FEFF is used in published work.
J.J. Rehr, S.I. Zabinsky and R.C. Albers, High-order multiple scattering calculations of x-ray-absorption fine structure, Phys. Rev. Let. 69, 3397 (1992).
J.J. Rehr, Jpn. J. Appl. Phys. 32, 8 (1993).
J.J. Rehr, J. Mustre de Leon, S.I. Zabinsky, and R.C. Albers, Theoretical X-ray Absorption Fine Structure Standards, J. Am. Chem. Soc. 113, 5135 (1991).
J. Mustre de Leon, J.J. Rehr, S.I. Zabinsky, and R.C. Albers, Ab initio curved-wave x-ray-absorption fine structure, Phys. Rev. B44, 4146 (1991).
J.J. Rehr and R.C. Albers, Scattering-matrix formulation of curved-wave multiple-scattering theory: Application to x-ray-absorption fine structure, Phys. Rev. B41, 8139 (1990).