To cite package 'webuse' in publications use:
Leeper TJ (2018). webuse: Import Stata 'webuse' Datasets. R package version 0.1.3.
Corresponding BibTeX entry:
@Manual{,
title = {webuse: Import Stata 'webuse' Datasets},
author = {Thomas J. Leeper},
year = {2018},
note = {R package version 0.1.3},
}