@article{Sommet2021,
author = {Sommet, N. and Morselli, D.},
title= {Keep calm and learn multilevel linear modeling: A three-step procedure using SPSS, Stata, R, and Mplus},
year = {2021},
doi = {10.5334/irsp.555},
volume = {34},
number = {1},
pages = {203--218},
}