A Proposed Architecture for Intelligent Decision Support in Digital Payments Market Based on Multiagent Simulation. - George Rigopoulos; John E. Psarras; Dimitris Askounis (CIMCA/IAWTIC, 2005)

Value Analysis of Retail Electronic Payments Market. - George Rigopoulos; John E. Psarras; Dimitris Askounis (I3E, 2005)

Facilitating Group Decisions through Multicriteria Analysis and Agent Based Modeling. - George Rigopoulos; John E. Psarras; Nikolaos V. Karadimas; Alessandra Orsoni (Asia International Conference on Modelling and Simulation, 2007)

Modeling Group Decision-Making for Collaborative Teams in Enterprises. - George Rigopoulos; Nikolaos V. Karadimas; Alessandra Orsoni (Asia International Conference on Modelling and Simulation, 2008)

A Decision Model for Group Assessment of Credit Applications. - Nikolaos V. Karadimas; George Rigopoulos; Alessandra Orsoni (UKSim, 2008)

Fuzzy multicriteria Assignment for Nominal Classification: Methodology and Application in Evaluation of Greek Bank's Electronic Payment Retailers. - George Rigopoulos; Kostas Anagnostopoulos (Int. J. Inf. Technol. Decis. Mak., 2010)

Nexclass: a Decision Support System for Non-Ordered multicriteria Classification. - George Rigopoulos; Dimitris Askounis; Konstantinos Metaxiotis (Int. J. Inf. Technol. Decis. Mak., 2010)