@article{Saloman_2012, title={Energy Levels and Observed Spectral Lines of Neutral and Singly Ionized Chromium, Cr I and Cr II}, volume={41}, ISSN={1529-7845}, url={http://dx.doi.org/10.1063/1.4754694}, DOI={10.1063/1.4754694}, number={4}, journal={Journal of Physical and Chemical Reference Data}, publisher={AIP Publishing}, author={Saloman, E. B.}, year={2012}, month=nov }