@article{832846,
  author = {Tauheed Ahmad and Joseph Reader},
  title = {Spectrum and Energy Levels of Triply-Ionized Niobium (Nb IV)},
  year = {2005},
  number = {71},
  month = {2005-01-01 00:01:00},
  publisher = {Physica Scripta},
  language = {en},
}