Haleh Vafaie Babak Hamidzadeh Understanding Structure and Mapping Content to Semantic Models. 282-288 2008 ICTAI (2) http://dx.doi.org/10.1109/ICTAI.2008.37 conf/ictai/2008-2 db/conf/ictai/ictai2008-2.html#VafaieH08