@article {603056,
	title = {A Regression-with-Residuals Method for Estimating Controlled Direct Effects.},
	journal = {Political Analysis},
	volume = {27},
	number = {3},
	year = {2019},
	pages = {360-369},
	url = {https://doi.org/10.1017/pan.2018.53},
	author = {Xiang Zhou and Geoffrey T. Wodtke}
}
