LatexCiteOptions.txt

Include package:

\documentclass{article}
\usepackage{natbib}
  
Options for the \cite command and their outputs:

\citet{key}	Jones et al. (1990)
\citet*{key}	Jones, Baker, and Smith (1990)
\citep{key}	(Jones et al. 1990)
\citep*{key}	(Jones, Baker, and Smith 1990)
\citep[p.~99]{key}	(Jones et al., 1990, p. 99)
\citep[e.g.][]{key}	(e.g. Jones et al., 1990)
\citep[e.g.][p.~99]{key}	(e.g. Jones et al., 1990, p. 99)
\citeauthor{key}	Jones et al.
\citeauthor*{key}	Jones, Baker, and Smith
\citeyear{key}	1990
\citeapos{key}*	Jones et al.'s (1990)

[Source: https://www.economics.utoronto.ca/osborne/latex/BIBTEX.HTM]