Shenghui Wang Antoine Isaac Balthasar A. C. Schopman Stefan Schlobach Lourens van der Meij Matching Multi-lingual Subject Vocabularies. 125-137 2009 ECDL http://dx.doi.org/10.1007/978-3-642-04346-8_14 conf/ercimdl/2009 db/conf/ercimdl/ecdl2009.html#WangISSM09