@misc{indiciae277f83acdc89,
  title = {A probabilistic Hu-Washizu variational principle},
  author = {Liu, W. K. and Belytschko, T. and Besterfield, G. H.},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19870046305},
  note = {Source identifier: 19870046305}
}