Publications
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2014.  Visualization method effectiveness in ontology-based information retrieval tasks involving entity evolution. Proceedings of SMAP 2014. 
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2010.  Historical research in archives: user methodology and supporting tools. International Journal on Digital Libraries. 11(1):25–36.
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2009.  Capturing the historical research methodology: an experimental approach. Proceedings of International Conference of Education, Research and Innovation (ICERI 2009). 
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2009.  Visualizing Hierarchies: Evaluating the Efficiency and Cognitive Effects of Six Visualization Techniques for Browsing and Management Tasks. Information Visualization 2009, book of abstracts. 
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2008.  Intelligent User Interfaces: Adaptation and Personalization Systems and Technologies. :188–204.
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2008.  An interview-based user study on the use of visualizations for folder browsing. Proceedings of the International Conference on Information Visualisation. :106-112.
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2008.  Selected results of a comparative study of four ontology visualization methods for information retrieval tasks. Proceedings of the 2nd International Conference on Research Challenges in Information Science, RCIS 2008. :133-140.
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2008.  Supporting research in historical archives: Historical information visualization and modeling requirements. Proceedings of the International Conference on Information Visualisation. :32-37.
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2007.  Creating an Ontology for the User Profile: Method and Applications. RCIS. :407–412.
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2007.  Domain expert user development: The smartgov approach. Communications of the ACM. 50:79-83.
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2007.  Historical Archive Ontologies Requirements, Modeling and Visualization. RCIS. :401-406.
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2007.  A knowledge-based approach for developing multi-channel e-government services. Electronic Commerce Research and Applications. 6:113-124.
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2007.  Ontology visualization methods - A survey. ACM Computing Surveys. 39:10:1-10:43.
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2006.  A Comparative Study of Four Ontology Visualization Techniques in Protege: Experiment Setup and Preliminary Results. IV '06: Proceedings of the conference on Information Visualization. :417–423.
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2006.  A context-based adaptive visualization environment. Proceedings of the International Conference on Information Visualisation. :62-67.
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2006.  Creating an Historical Archive Ontology: Guidelines and Evaluation. ICDIM. :102-109.
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2006.  Visualizing a temporally-enhanced ontology. AVI '06: Proceedings of the working conference on Advanced visual interfaces. :488–491.
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2005.  An XML model for electronic services. Electronic Government. 2:41-55.
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2000.  An Approach to Designing and Implementing Virtual Museums. Proceedings of the seventh UK VR-SIG Conference. 
 
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