deletions | additions       diff --git a/preamble.tex b/preamble.tex  index 2d9d477..de55ccb 100644  --- a/preamble.tex  +++ b/preamble.tex 
...
\usepackage{graphicx}  \usepackage{color}  \usepackage{url}  \usepackage{enumitem} %\usepackage{enumitem}  \renewcommand{\theenumii}{\arabic{enumii}}  \bibliographystyle{plain}