@article{Kleiber2016,
author = {Kleiber, C. and Zeileis, A.},
title= {Visualizing count data regressions using rootograms},
year = {2016},
doi = {10.1080/00031305.2016.1173590.},
journal = {The American Statistician},
volume = {70},
number = {3},
pages = {296--303},
}