Including pdf for documentation and bibliography file

doc/aderrors.bbl

 \providecommand{\href}[2]{#2}\begingroup\raggedright\begin{thebibliography}{1}
 
-\bibitem{aderrors-mod}
-{Ramos, Alberto}, ``{\tt aderrors}: Error analysis of monte carlo data with
-  automatic differentiation,'' 2018.
-\newblock \url{https://gitlab.ift.uam-csic.es/alberto/aderrors}.
+\bibitem{Ramos:2018vgu}
+A.~Ramos, ``{Automatic differentiation for error analysis of Monte Carlo
+  data},''
+\href{http://arxiv.org/abs/1809.01289}{{\ttfamily arXiv:1809.01289 [hep-lat]}}.
+%%CITATION = ARXIV:1809.01289;%%.
 
 \bibitem{fft-package}
 {Ooura, Takuya}, ``{FFT} package,'' 1996.
 \newblock \url{http://www.kurims.kyoto-u.ac.jp/~ooura/fft.html}.
 
+\bibitem{aderrors-mod}
+{Ramos, Alberto}, ``{\tt aderrors}: Error analysis of monte carlo data with
+  automatic differentiation,'' 2018.
+\newblock \url{https://gitlab.ift.uam-csic.es/alberto/aderrors}.
+
 \bibitem{wiki:ad}
 {Wikipedia contributors}, ``Automatic differentiation --- {W}ikipedia{,} the
   free encyclopedia,'' 2018.