@article{articlee3c6ce49,
title   = {Random, but not so much a parameterization for the returns and correlation matrix of financial time series},
author = {Martins, Andre Cavalcanti Rocha},
year = {2007},
doi = {10.1016/j.physa.2007.02.108},
journal   = {Physica A : statistical mechanics and its applications}
}