@misc{indiciaec69f4e4071c8,
  title = {Electronic structure of Ca, Sr, and Ba under pressure.},
  author = {Animalu, A. O. E. and Heine, V. and Vasvari, B.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19670044670},
  note = {Source identifier: 19670044670}
}