@Patent{Supelec841,
author = {Julien Oster and Gary Clifford and Olivier Pietquin and Matthieu Geist},
title = {Periodic Artifact Reduction from Biomedical Signals},
year = {2013},
month = {April},
note = {patent WO2013052944},
url = {http://patentscope.wipo.int/search/en/WO2013052944}
}