@article{Posner2004,
author = {Posner, D.N.},
title= {Measuring ethnic fractionalization in Africa},
year = {2004},
doi = {10.1111/j.0092-5853.2004.00105.x},
URL = {https://doi.org/10.1111/j.0092-5853.2004.00105.x},
volume = {48},
number = {4},
pages = {849--863},
}