@article{article26a5fa24,
title   = {Nonlinear dependencies on Brazilian equity network from mutual information minimum spanning trees},
author = {Barbi, Alex Quintino and Prataviera, Gilberto Aparecido},
year = {2019},
doi = {10.1016/j.physa.2019.04.147},
journal   = {Physica A: Statistical Mechanics and its Applications}
}