From 9f6a47fdd4ea556bdf4f7358e3956128f00c418f Mon Sep 17 00:00:00 2001
From: Diane Guignard <dguignar@uottawa.ca>
Date: Fri, 17 Sep 2021 18:29:53 -0400
Subject: [PATCH] Url references and fixed error

---
 doc/doxygen/references.bib              | 16 ++++++----------
 doc/news/changes/major/20210917Guignard |  4 ++++
 examples/step-82/step-82.cc             |  2 +-
 3 files changed, 11 insertions(+), 11 deletions(-)
 create mode 100644 doc/news/changes/major/20210917Guignard

diff --git a/doc/doxygen/references.bib b/doc/doxygen/references.bib
index 423863bfcc..771eebe869 100644
--- a/doc/doxygen/references.bib
+++ b/doc/doxygen/references.bib
@@ -1230,24 +1230,20 @@
   year={2011},
 }
 
-@misc{BGNY2020,
+@article{BGNY2020,
   title={{LDG} approximation of large deformations of prestrained plates},
   author={A. Bonito and D. Guignard and R.H. Nochetto and S. Yang},
-  journal={submitted},
+  journal={Submitted},
   year={2020},
-  eprint={2011.01086},
-  archivePrefix={arXiv},
-  primaryClass={math.NA}
+  url = {https://arxiv.org/abs/2011.01086}
 }
 
-@misc{BGNY2021,
+@article{BGNY2021,
   title={Numerical analysis of the LDG method for large deformations of prestrained plates},
   author={A. Bonito and D. Guignard and R.H. Nochetto and S. Yang},
-  journal={submitted},
+  journal={Submitted},
   year={2021},
-  eprint={2106.13877},
-  archivePrefix={arXiv},
-  primaryClass={math.NA}
+  url = {https://arxiv.org/abs/2106.13877}
 }
 
 % ------------------------------------
diff --git a/doc/news/changes/major/20210917Guignard b/doc/news/changes/major/20210917Guignard
new file mode 100644
index 0000000000..d6bd8e150c
--- /dev/null
+++ b/doc/news/changes/major/20210917Guignard
@@ -0,0 +1,4 @@
+New: The tutorial program step-82 (local discontinuous Galerkin method
+for the bi-Laplacian problem) has been added.
+<br>
+(Diane Guignard, 2021/09/17)
diff --git a/examples/step-82/step-82.cc b/examples/step-82/step-82.cc
index 3831fc4f1e..17716a463f 100644
--- a/examples/step-82/step-82.cc
+++ b/examples/step-82/step-82.cc
@@ -399,7 +399,7 @@ namespace Step82
 
     const auto dofs_per_cell = fe.dofs_per_cell;
 
-    for (const auto cell : dof_handler.active_cell_iterators())
+    for (const auto &cell : dof_handler.active_cell_iterators())
       {
         std::vector<types::global_dof_index> dofs(dofs_per_cell);
         cell->get_dof_indices(dofs);
-- 
2.39.5