@article{dale_otero-de-la-roza_johnson_2014, 
  title={Density-functional description of electrides}, 
  volume={16}, 
  DOI={10.1039/c3cp55533j}, 
  number={28}, 
  publisher={Royal Society of Chemistry (RSC)}, 
  author={Dale and Otero-de-la-Roza and Johnson}, 
  year={2014}
  }