@misc{indiciae30eaa60f537b,
  title = {Kriging with nonparametric variance function estimation.},
  author = {J D Opsomer and D Ruppert and M P Wand and U Holst and O Hössjer},
  year = {1999},
  doi = {10.1111/j.0006-341x.1999.00704.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/11314996/},
  note = {Source identifier: 11314996}
}