Cite Nagel2016, On Advantages of the Kelvin Map...

Documentation/bibliography.bib

@@ -41,3 +41,16 @@
   Note                     = {{revision #91199}},
   Url                      = {http://www.scholarpedia.org/article/Differential-algebraic_equations}
 }
+
+@Article{Nagel2016,
+  Author = {{Nagel}, T. and {G{\"o}rke}, U.-J. and {Moerman}, K.~M. and {Kolditz}, O.},
+  Title = {On Advantages of the Kelvin Mapping in Finite Element Implementations of Deformation Processes},
+  Journal = {ArXiv e-prints},
+  ArchivePrefix = {arXiv},
+  Eprint = {1605.09606},
+  PrimaryClass = {physics.comp-ph},
+  Keywords = {Physics - Computational Physics},
+  Year = 2016,
+  Month = may,
+  Url = {http://arxiv.org/abs/1605.09606}
+}