Virtual Agent Societies with the mVITAL Intelligent Agent System. - George Anastassakis; Themis Panayiotopoulos; Tim Ritchings (IVA, 2001)

Multi-agent Systems as Intelligent Virtual Environments. - George Anastassakis; Tim Ritchings; Themis Panayiotopoulos (KI/ÖGAI, 2001)

A System for Logic-Based Intelligent Virtual Agents. - George Anastassakis; Themis Panayiotopoulos (Int. J. Artif. Intell. Tools, 2004)

A Framework for Uniform Development of Intelligent Virtual Agents. - George Anastassakis; Themis Panayiotopoulos (SETN, 2006)

Modeling Spatiotemporal Uncertainty in Dynamic Virtual Environments. - Spyros Vosinakis; George Anastassakis; Themis Panayiotopoulos (IVA, 2007)

Autonomy in Virtual Agents: Integrating Perception and Action on Functionally Grounded Representations. - Argyris Arnellos; Spyros Vosinakis; George Anastassakis; John Darzentas (SETN, 2008)

Intelligent Virtual Environment Development with the REVE Platform: An Overview. - George Anastassakis; Themis Panayiotopoulos (IVA, 2011)

An Architectural Pattern for X3D-based Virtual Environments - An Object-oriented Approach. - George Anastassakis; Themis Panayiotopoulos (GRAPP/IVAPP, 2012)

A Transparent and Decentralized Model of Action for Intelligent Virtual Agents. - George Anastassakis; Themis Panayiotopoulos (ICTAI, 2012)

Motivated Agents in Virtual Worlds. - Nikos Avradinis; George Anastassakis; Themis Panayiotopoulos (JCKBSE, 2012)

Towards a Methodology for Integrating Physics Engines with Virtual Environments: A Case Study Using the REVE Platform and the Vesper3D Physics Engine. - George Anastassakis; Themis Panayiotopoulos; Gerasimos Raptis (Panhellenic Conference on Informatics, 2012)

A unified model for representing objects with physical properties, semantics and functionality in virtual environments. - George Anastassakis; Themis Panayiotopoulos (Intell. Decis. Technol., 2012)

Problem-based Virtual World Design for Virtual Reality Education - An Experiment with the Opensimulator Platform for Second Life-based Virtual Worlds. - George Anastassakis; Themis Panayiotopoulos (CSEDU, 2013)

Modelling basic needs as agent motivations. - Nikos Avradinis; Themis Panayiotopoulos; George Anastassakis (Int. J. Comput. Intell. Stud., 2013)

A Platform for Teaching Logic Programming Using Virtual Worlds. - Spyros Vosinakis; Panayiotis Koutsabasis; George Anastassakis (ICALT, 2014)

A Transparent and Decentralized Model of Perception and Action for Intelligent Virtual Agents. - George Anastassakis; Themis Panayiotopoulos (Int. J. Artif. Intell. Tools, 2014)

A tool for programming the behaviour of intelligent virtual agents in Prolog. - George Anastassakis; Themis Panayiotopoulos (IISA, 2015)

Teaching and learning logic programming in virtual worlds using interactive microworld representations. - Spyros Vosinakis; George Anastassakis; Panayiotis Koutsabasis (Br. J. Educ. Technol., 2018)

Touch Your Own Device! A COVID-Safe Alternative to Multi-touch Interactions with Public Touchscreens. - Spyros Vosinakis; George Anastassakis (CHI Greece, 2021)

Investigating the Process of Teaching the Creation of Interactive Art in a Collaborative Virtual Environmental Context. - Maria Sounti; Caterina Antonopoulou; Penny Papageogopoulou; Dimitris Charitos; Louiza Katsarou; George Anastassakis (ICALT, 2022)

The V-Lab VR Educational Application Framework: A Beacon Application of the XR2Learn Project. - Vasilis Zafeiropoulos; George Anastassakis; Theofanis Orphanoudakis; Dimitris Kalles; Anastasios Fanariotis; Vassilis E. Fotopoulos (MobileHCI (Companion), 2023)

User Experience Design and Evaluation of a Virtual Reality Museum Installation for Historic Sailing Ships. - Spyros Vosinakis; George Anastassakis; Panayiotis Koutsabasis; Kostas Damianidis (EuroXR, 2024)

The V-Lab VR Educational Application Framework. - Vasilis Zafeiropoulos; George Anastassakis; Theofanis Orphanoudakis; Dimitris Kalles; Anastasios Fanariotis; Vassilis E. Fotopoulos (CoRR, 2024)