@article{Davi:Sard:resa:2007,
  author = {Davison, A.C. and Sardy, S.},
  title = {Resampling Variance Estimation in Surveys with Missing Data},
  year = {2007},
  journal = {Journal of Official Statistics},
  volume = {23},
  number = {3},
  pages = {371--386}
}