Improved scoring of functional groups from gene expression data by decorrelating GO graph structure. - Adrian Alexa; Jörg Rahnenführer; Thomas Lengauer (Bioinform., 2006)

Rtreemix: an R package for estimating evolutionary pathways and genetic progression scores. - Jasmina Bogojeska; Adrian Alexa; André Altmann; Thomas Lengauer; Jörg Rahnenführer (Bioinform., 2008)