Michel Wermelinger Yijun Yu Markus Strohmaier Using formal concept analysis to construct and visualise hierarchies of socio-technical relations. 327-330 2009 ICSE Companion http://dx.doi.org/10.1109/ICSE-COMPANION.2009.5071013 conf/icse/2009c db/conf/icse/icse2009c.html#WermelingerYS09