UTML: Unified Transaction Modeling Language. - Nektarios Gioldasis; Stavros Christodoulakis (WISE, 2002)

A Service Oriented Architecture for Managing Operational Strategies. - Nektarios Gioldasis; Nektarios Moumoutzis; Fotis G. Kazasis; Nikos Pappas; Stavros Christodoulakis (ICWS-Europe, 2003)

A P2P and SOA Infrastructure for Distributed Ontology-Based Knowledge Management. - Nektarios Gioldasis; Nikos Pappas; Fotis G. Kazasis; George Anestis; Stavros Christodoulakis (DELOS, 2004)

Exploiting Cultural Heritage Documentation in Semantic Multimedia Annotations. - Alexandros Ntousias; Nektarios Gioldasis; Chrisa Tsinaraki; Stavros Christodoulakis (SMAP, 2007)

Rich metadata and context capturing through CIDOC/CRM and MPEG-7 interoperability. - Alexandros Ntousias; Nektarios Gioldasis; Chrisa Tsinaraki; Stavros Christodoulakis (CIVR, 2008)

Querying XML Data with SPARQL. - Nikos Bikakis; Nektarios Gioldasis; Chrisa Tsinaraki; Stavros Christodoulakis (DEXA, 2009)

Semantic Based Access over XML Data. - Nikos Bikakis; Nektarios Gioldasis; Chrisa Tsinaraki; Stavros Christodoulakis (WSKS (1), 2009)

Towards a Mediator Based on OWL and SPARQL. - Konstantinos Makris; Nikos Bikakis; Nektarios Gioldasis; Chrisa Tsinaraki; Stavros Christodoulakis (WSKS (1), 2009)

Ontology Mapping and SPARQL Rewriting for Querying Federated RDF Data Sources - (Short Paper). - Konstantinos Makris; Nektarios Gioldasis; Nikos Bikakis; Stavros Christodoulakis (OTM Conferences (2), 2010)

SPARQL2XQuery 2.0: Supporting Semantic-based queries over XML data. - Ioannis Stavrakantonakis; Chrisa Tsinaraki; Nikos Bikakis; Nektarios Gioldasis; Stavros Christodoulakis (SMAP, 2010)

Bringing Environmental Culture Content into the Europeana.eu Portal: The Natural Europe Digital Libraries Federation Infrastructure. - Konstantinos Makris; Giannis Skevakis; Varvara Kalokyri; Nektarios Gioldasis; Fotis G. Kazasis; Stavros Christodoulakis (MTSR, 2011)

EVISUGE: Event Visualization on Google Earth. - Nikolaos Tarantilis; Chrisa Tsinaraki; Fotis G. Kazasis; Nektarios Gioldasis; Stavros Christodoulakis (SMAP, 2011)

SPARQL-RW: transparent query access over mapped RDF data sources. - Konstantinos Makris; Nikos Bikakis; Nektarios Gioldasis; Stavros Christodoulakis (EDBT, 2012)

The SPARQL2XQuery Interoperability Framework. - Nikos Bikakis; Chrisa Tsinaraki; Ioannis Stavrakantonakis; Nektarios Gioldasis; Stavros Christodoulakis (CoRR, 2013)

The XML and Semantic Web Worlds: Technologies, Interoperability and Integration: A Survey of the State of the Art. - Nikos Bikakis; Chrisa Tsinaraki; Nektarios Gioldasis; Ioannis Stavrakantonakis; Stavros Christodoulakis (Semantic Hyper/Multimedia Adaptation, 2013)

The SPARQL2XQuery interoperability framework - Utilizing Schema Mapping, Schema Transformation and Query Translation to Integrate XML and the Semantic Web. - Nikos Bikakis; Chrisa Tsinaraki; Ioannis Stavrakantonakis; Nektarios Gioldasis; Stavros Christodoulakis (World Wide Web, 2015)

The XML and Semantic Web Worlds: Technologies, Interoperability and Integration. A Survey of the State of the Art. - Nikos Bikakis; Chrisa Tsinaraki; Nektarios Gioldasis; Ioannis Stavrakantonakis; Stavros Christodoulakis (CoRR, 2016)

Employing Theatrical Interactions and Audience Engagement to Enable Creative Learning Experiences in Formal and Informal Learning - Enriching Social and Community Theatre Practices with Digital Technologies. - Nektarios Moumoutzis; Nektarios Gioldasis; George Anestis; Marios Christoulakis; George Stylianakis; Stavros Christodoulakis (IMCL, 2017)