\usepackage[square]{natbib} % Cite bib entry completely
\setlength{\bibsep}{0.0pt}
-%\def\bibfont{\small}
+\def\bibfont{\footnotesize}
%\setcitestyle{numbers}
%\bibliographystyle{alpha}
\bibliographystyle{abbrvnat}
-\apptocmd{\thebibliography}{\raggedright}{}{}
+\usepackage{ragged2e}
+\apptocmd{\thebibliography}{\RaggedRight}{}{}
\makeatletter
\let\saved@bibitem\@bibitem%