@misc{indiciae442257e1851b,
  title = {Wavy steps on Si(001).},
  author = {RM Tromp and MC Reuter},
  year = {1992},
  doi = {10.1103/physrevlett.68.820},
  url = {https://pubmed.ncbi.nlm.nih.gov/10046001/},
  note = {Source identifier: 10046001}
}