Václav Snásel Zdenek Horak Jana Kocibova Ajith Abraham Analyzing Social Networks Using FCA: Complexity Aspects. 38-41 2009 Web Intelligence/IAT Workshops https://doi.org/10.1109/WI-IAT.2009.225 https://doi.ieeecomputersociety.org/10.1109/WI-IAT.2009.225 https://www.wikidata.org/entity/Q62629438 conf/iat/2009w db/conf/iat/iatw2009.html#SnaselHKA09