@Article{DT159,
  title = {Stability differences and conversion mechanism between
           nanotubes and scrolls},
  author = {Berber, Savas and Tomanek, David},
  journal = {Phys. Rev. B},
  volume = {69},
  number = {23},
  pages = {233404},
  year = {2004},
  month = {Jun},
  url = {http://dx.doi.org/10.1103/PhysRevB.69.233404},
  doi = {10.1103/PhysRevB.69.233404},
  publisher = {American Physical Society}
}