@misc{indiciaeda93767e3265,
  title = {Helium diffraction from the MgO(001) surface.},
  author = {DR Jung and M Mahgerefteh and DR Frankl},
  year = {1989},
  doi = {10.1103/physrevb.39.11164},
  url = {https://pubmed.ncbi.nlm.nih.gov/9947937/},
  note = {Source identifier: 9947937}
}