@article{articlec0a44b1a,
title   = {GDP and the unemployment rate impact in the demand for subway passengers in São Paulo},
author = {Bergmann, Daniel Reed and Luppe, Marcos Roberto and Fouto, Nuno Manoel Martins Dias and Vasconcelos, Vagner S},
year = {2015},
journal   = {Australian Journal of Basic & Applied Sciences}
}