Edges energies:
  Table of Isotopes, CD-ROM, 8th edition, Version 1.0, March 1996
  Richard B Firestone
  S Y Frank Chu, CD-ROM Edition
  Virginia S Shirley, Editor
  Wiley-Interscience

Total cross sections, fluorescent yields, jump ratios:
  W.T. Elam, B.D. Ravel, J.R. Sieber,"A new database for X-Ray spectroscopic
  calculations", Radiation Physics and Chemistry, 63, pp. 121-128, 2002.

Elastic scattering:
  D.E. Cullen, J.H. Hubbell, J.H. Kissel, EPDL97: The evaluated photon
  library, '97 Version. Lawrence Livermore National Laboratory Report
  UCRL-50400, vol. 6 Rev 5.

Inelastic scattering:
  J H Hubbell, W J Veigele, E A Briggs, R T Brown, D T Cromer,  and R J
  Howerton, "UD  "Atomic form factors, incoherent scattering functions, and
  photon  scattering cross sections",  J. Phys. Chem. Ref. Data, Vol. 4, No.
  3, pag 471, 1975.

Radiation rates:
  M.O. Krause, C.W. Nestor, Jr., C.J. Sparks, Jr. and E. Ricci
  X-Ray Fluorescence Cross Sections for K and L X-Rays of the Elements
  ORNL-5399, 1978

Coster-Kronig transition probability:
  M. O. Krause
  Atomic Radiative and Radiativeless Yields for K and L shells
  J.Phys. Chem. Ref. Data, 8 (1979) 307-327

Fluorescence lines:
    R.D. Deslattes, E.G. Kessler Jr., P. Indelicato, L. de Billy, E. Lindroth,
    J. Anton, J.S. Coursey, D.J. Schwab, K. Olsen, and R.A. Dragoset (2003)
    X-ray Transition Energies (version 1.0).
    [Online] Available: http://physics.nist.gov/XrayTrans [2003, October 16]. 
    National Institute of Standards and Technology, Gaithersburg, MD.
  In addition, values for Z=3-9 for KL3 (Ka1) have been added from:
    X-Ray Data Booklet
    Section 1.2  X-RAY EMISSION ENERGIES
    Jeffrey B. Kortright and Albert C. Thompson
    http://xdb.lbl.gov/Section1/Sec_1-2.html
