Multifractality and heteroscedastic dynamics: An application to time series analysisC. M. Nascimento, H. B. N. Júnior, H. D. Jennings, M. Serva, Iram Gleria and G. M. ViswanathanEPL, 81 1 (2008) 18002DOI: https://doi.org/10.1209/0295-5075/81/18002