Roberto Grossi Andrea Pietracaprina Nadia Pisanti Geppino Pucci Eli Upfal Fabio Vandin MADMX: A Novel Strategy for Maximal Dense Motif Extraction. 362-374 2009 WABI http://dx.doi.org/10.1007/978-3-642-04241-6_30 conf/wabi/2009 db/conf/wabi/wabi2009.html#GrossiPPPUV09