@article{CTT100543916,
  author = {A. Harada and T. Taniyama and Y. Takeuchi and T. Sato and T. Kyomen and M. Itoh},
  title = {Ferromagnetism at the surface of a LaCoO<sub>3</sub> single crystal observed using scanning SQUID microscopy},
  journal = {Phys. Rev. B},
  year = 2007,
}