Galia Angelova Ognian Kalaydjiev Albena Strupchanska Domain Ontology as a Resource Providing Adaptivity in eLearning. 700-712 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3292&spage=700 2004 conf/otm/2004 OTM Workshops db/conf/otm/otm2004.html#AngelovaKS04