Latex 模板

%-*- coding: UTF-8 -*-
\documentclass[UTF8]{ctexart}
\usepackage{graphicx}
\usepackage{amsmath} %引入矩阵宏
\usepackage{float}
\usepackage{geometry}
\geometry{a4paper, centering, scale=0.8}
\usepackage[format=hang,font=footnotesize,textfont=it]{caption}
\usepackage{diagbox}
\usepackage[colorlinks,linkcolor=blue]{hyperref}
\usepackage{subfigure}
\usepackage{url}
\usepackage[ddmmyyyy]{datetime}
\title{标题}
\author{\kaishu 作者}
\date{\today}

\bibliographystyle{plain}

\begin{document}
\maketitle
\tableofcontents

\bibliographystyle{plain}
\bibliography{ref}

\end{document}