@article{article15be53ca,
title   = {Applying Lyapunov exponents in heart rate time series to identify the anaerobic threshold in healthy men},
author = {Silva, Fátima Maria Helena Simões Pereira da and Silva Filho, A. C. and Crescêncio, Júlio César and Gallo Júnior, Lourenço},
year = {2012},
journal   = {Computing in Cardiology}
}