A framework of knowledge versioning management. - Michael T. Maliappis; Alexander B. Sideridis (Expert Syst. J. Knowl. Eng., 2004)

Using Agricultural Ontologies. - Michael T. Maliappis (MTSR, 2007)

Applying an agricultural ontology to web-based applications. - Michael T. Maliappis (Int. J. Metadata Semant. Ontologies, 2009)

An Online Analytical Processing (OLAP) Database for Agricultural Policy Data: a Greek Case Study. - Michael T. Maliappis; Dimitris Kremmydas (HAICTA, 2015)

Electronic Authentication for University Transactions Using eIDAS. - Konstantinos Gerakos; Michael T. Maliappis; Constantina I. Costopoulou; Maria Ntaliani (e-Democracy, 2017)

A Decision Support System for CAP2020 Regionalization Design in National Level. - Dimitris Kremmydas; Michael T. Maliappis; Leyteris Nellas; Apostolos Polymeros; Stelios Rozakis; Kostantinos Tsiboukas (HAICTA, 2017)

CAP 2020 Regionalization Design: A Decision Support System. - Dimitris Kremmydas; Michael T. Maliappis; Leyteris Nellas; Apostolos Polymeros; Stelios Rozakis; Kostas Tsiboukas (HAICTA (Revised Selected Papers), 2017)

Cross-Border e-Government Authentication Services. - Alexandros B. Sideridis; Constantina I. Costopoulou; Costas P. Yialouris; Ioannis Savvas; Michael T. Maliappis; Maria Ntaliani; Sotiris Karetsos; Stergios G. Tsiafoulis; Loucas Protopappas; Andreas Chatziandreou (HAICTA, 2017)