@misc{240126,
  author = {Cedric Powell},
  title = {NIST Database for the Simulation of Electron Spectra for Surface Analysis (SESSA), Version 2.1.1},
  year = {2018},
  month = {2018-09-18},
  publisher = {Natl Std. Ref. Data Series (NIST NSRDS), National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.NSRDS.100-2017},
  language = {en},
}