TY  - RPRT
TI  - Sum rules for polarization-dependent x-ray absorption.
AU  - A Ankudinov
AU  - JJ Rehr
PY  - 1995
DO  - 10.1103/physrevb.51.1282
UR  - https://pubmed.ncbi.nlm.nih.gov/9978285/
ID  - 9978285
ER  -