Updated bibliography for the kernel definitions.

theory/SPH/kernel/bibliography.bib

+@ARTICLE{Dehnen2012,
+   author = {{Dehnen}, W. and {Aly}, H.},
+    title = "{Improving convergence in smoothed particle hydrodynamics simulations without pairing instability}",
+  journal = {\mnras},
+archivePrefix = "arXiv",
+   eprint = {1204.2471},
+ primaryClass = "astro-ph.IM",
+ keywords = {hydrodynamics, methods: numerical },
+     year = 2012,
+    month = sep,
+   volume = 425,
+    pages = {1068-1082},
+      doi = {10.1111/j.1365-2966.2012.21439.x},
+   adsurl = {http://adsabs.harvard.edu/abs/2012MNRAS.425.1068D},
+  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
+}
+
+

theory/SPH/kernel/kernel_definitions.tex

-\documentclass[a4paper]{mnras}
-\usepackage[utf8]{inputenc}
-\usepackage{amsmath}
+\documentclass[usenatbib, useAMS,a4paper]{mnras}
 \usepackage{graphicx}
-\usepackage{xspace}
+\usepackage{amsmath,paralist,xcolor,xspace,amssymb}
+\usepackage{times}
 
 \newcommand{\swift}{{\sc Swift}\xspace}
 
-
-
 %opening
 \title{SPH kernels in SWIFT}
 \author{Matthieu Schaller}
@@ -16,7 +13,9 @@
 
 \maketitle
 
-In here we follow the definitions of Dehnen \& Aly 2012.
+We follow the definitions and notation of
+\cite{Dehnen2012}. Motivation for all the material given here can be
+found in their paper.
 
 \section{General Definitions}
 
@@ -238,4 +237,7 @@ expressions and are shown on Fig.~\ref{fig:sph:kernel_derivatives}:
 \end{eqnarray*}
 Note that for all the kernels listed above, $f'(0) = 0$. 
 
+\bibliographystyle{mnras}
+\bibliography{./bibliography.bib}
+
 \end{document}

theory/SPH/kernel/run.sh

 #!/bin/bash
 python kernels.py
 pdflatex kernel_definitions.tex
+bibtex kernel_definitions.aux
+pdflatex kernel_definitions.tex
 pdflatex kernel_definitions.tex