From: Peter Munch <peterrmuench@gmail.com>
Date: Mon, 10 Apr 2023 17:26:57 +0000 (+0200)
Subject: Fix reference
X-Git-Tag: v9.5.0-rc1~346^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=495a33f609e7f944948cb7e3403d3374f8ab2e8d;p=dealii.git

Fix reference
---

diff --git a/doc/doxygen/references.bib b/doc/doxygen/references.bib
index ef87c6a1f2..f4f11a0151 100644
--- a/doc/doxygen/references.bib
+++ b/doc/doxygen/references.bib
@@ -2022,3 +2022,14 @@ publisher = {IEEE Computer Society},
 address = {Los Alamitos, CA, USA},
 month = {apr}
 }
+
+@article{zampini2016pcbddc,
+  title={PCBDDC: a class of robust dual-primal methods in PETSc},
+  author={Zampini, Stefano},
+  journal={SIAM Journal on Scientific Computing},
+  volume={38},
+  number={5},
+  pages={S282--S306},
+  year={2016},
+  publisher={SIAM}
+}
diff --git a/include/deal.II/lac/petsc_precondition.h b/include/deal.II/lac/petsc_precondition.h
index a6ad69c86f..c0b2f6189e 100644
--- a/include/deal.II/lac/petsc_precondition.h
+++ b/include/deal.II/lac/petsc_precondition.h
@@ -971,8 +971,8 @@ namespace PETScWrappers
    * PETSc (<a
    * href="https://petsc.org/release/docs/manualpages/PC/PCBDDC.html">PCBDDC</a>),
    * which is a two-level, substructuring, non-overlapping domain decomposition
-   * preconditioner. Details of the implementation can be found in "S Zampini,
-   * SISC (2016)". It mainly consists of two elements:
+   * preconditioner. Details of the implementation can be found in
+   * @cite zampini2016pcbddc. It mainly consists of two elements:
    *
    * <ul>
    *   <li> Local solvers: Solvers for each subdomain. These are performed concurrently by each processor