Joachim Schöberl, Walter Zulehner. Symmetric Indefinite Preconditioners for Saddle Point Problems with Applications to PDE-Constrained Optimization Problems. SIAM J. Matrix Analysis Applications, 29(3):752-773, 2007. [doi]
@article{SchoberlZ07,
title = {Symmetric Indefinite Preconditioners for Saddle Point Problems with Applications to PDE-Constrained Optimization Problems},
author = {Joachim Schöberl and Walter Zulehner},
year = {2007},
doi = {10.1137/060660977},
url = {http://dx.doi.org/10.1137/060660977},
tags = {optimization},
researchr = {https://researchr.org/publication/SchoberlZ07},
cites = {0},
citedby = {0},
journal = {SIAM J. Matrix Analysis Applications},
volume = {29},
number = {3},
pages = {752-773},
}