@article{Fonseca:2007,
  author  = "M. Fonseca and T. Mathew and J. Mexia and R. Zmyślony",
  title   = "Tolerance intervals in a two-way nested model with mixed or random effects",
  journal = "Statistics",
  volume  = "Vol. 41",
  number  = "no 4",
  pages   = "289--300",
  year    = "2007",
}