@article{article96046d05,
title   = {Analysis of the center of pressure displacement, ground reaction force and muscular activity during step exercises},
author = {Saad, Marcelo Camargo and Felício, Lilian Ramiro and Masullo, Catia de Lourdes and Liporaci, Rogério Ferreira and Bevilaqua-Grossi, Débora},
year = {2011},
doi = {10.1016/j.jelekin.2011.07.014},
journal   = {Journal of Electromyography and Kinesiology}
}