@misc{indiciaeb9454e8c2f26,
  title = {Hierarchical Low-rank Preconditioners and Solvers for Linear Systems from PDEs.},
  author = {Boman, Erik Gunnar},
  year = {2019},
  url = {https://www.osti.gov/biblio/1641985},
  note = {Source identifier: 1641985}
}