@article{Nunokawa:2007E4,
  author = "Nunokawa, Hiroshi  and  Parke, Stephen  and  Funchal, Renata",
  title = "{Why do a precision measurement of $\delta m^2_{\text{atm}}$ in the electron $\nu_e$ ($\bar\nu_e$) disappearance channel?}",
  doi = "10.22323/1.021.0183",
  journal = "PoS",
  year = 2007,
  volume = "HEP2005",
  pages = "183"
}