Parallel adaptive mesh refinement for first-order system least squares

@article{Brezina2012ParallelAM,
  title={Parallel adaptive mesh refinement for first-order system least squares},
  author={Marian Brezina and Jose Garcia and Thomas A. Manteuffel and Stephen F. McCormick and John W. Ruge and Lei Tang},
  journal={Numerical Lin. Alg. with Applic.},
  year={2012},
  volume={19},
  pages={343-366}
}