@article{Stegmueller2013,
author = {Stegmueller, D.},
title= {How many countries for multilevel modelling? A comparison of frequentist and Bayseian approaches},
year = {2013},
doi = {10.1111/ajps.12001},
journal = {American Journal of Political Science},
volume = {57},
number = {3},
pages = {748‒761},
}