@article{article1d605072,
title   = {Transformation of wealth produced into quality of life: analysis of the social efficiency of nation-states with the DEA's triple index approach},
author = {Mariano, Enzo Barberio and Rebelatto, Daisy Aparecida do Nascimento},
year = {2014},
doi = {10.1057/jors.2013.132},
journal   = {Journal of the Operational Research Society}
}