1. Issues in learning an ontology from text;Brewster;BMC Bioinform.,2009
2. Gomez-Perez A. and Manzano-Macho D. (2003) A Survey of Ontology Learning Methods and Techniques. Deliverable 1.5. Technical Report. Ontoweb Project, Spain.
3. A survey of ontology learning procedures;Drumond;WONTO,2008
4. Learning non-taxonomical semantic relations from domain texts
5. Ciaramita M. , Gangemi A. , Ratsch E. , Saric J. and Rojas I. (2005) Unsupervised Learning of Semantic Relations between Concepts of a Molecular Biology Ontology. IJCAI, Edinburg, Scotland, July 30–August 5, pp. 659–664. Morgan Kaufmann Publishers, Inc., San Francisco, CA, USA.