@Article{DT040,
  title = {First-principles theory of atomic-scale friction},
  author = {Zhong, W.  and Tomanek, D.},
  journal = {Phys. Rev. Lett.},
  volume = {64},
  number = {25},
  pages = {3054--3057},
  year = {1990},
  month = {Jun},
  url = {http://dx.doi.org/10.1103/PhysRevLett.64.3054},
  doi = {10.1103/PhysRevLett.64.3054},
  publisher = {American Physical Society}
}