@article{articlece983725,
title   = {Phonemic fluency in portuguese-speaking subjects in Brazil: ranking of letters},
author = {Senhorini, Maurien C. T. and Amaro Júnior, Edson and Ayres, Adriana de Mello and Simone, Adriana de and Busatto Filho, Geraldo},
year = {2006},
journal   = {Journal of clinical and experimental neuropsychology}
}