An object-oriented approach for quality of service and network performance modeling. - J. G. Markopoulos; Constantina I. Costopoulou; Michael E. Theologou; Emmanuel N. Protonotarios (Performance of Distributed Systems and Integrated Communication Networks, 1991)

Introducing advanced telematic services in rural areas. - Constantina I. Costopoulou; Miltiades E. Anagnostou (Inf. Polity, 2002)

One-stop eServices for the forest sector. - Constantina I. Costopoulou; Efthimios Tambouris (Inf. Serv. Use, 2004)

Designing an Internet-based directory service for e-markets. - Nikos Manouselis; Constantina I. Costopoulou (Inf. Serv. Use, 2005)

A metadata model for e-markets. - Nikos Manouselis; Constantina I. Costopoulou (Int. J. Metadata Semant. Ontologies, 2006)

Quality in metadata: a schema for e-commerce. - Nikos Manouselis; Constantina I. Costopoulou (Online Inf. Rev., 2006)

Metadata for digital collections of e-government resources. - Efthimios Tambouris; Nikos Manouselis; Constantina I. Costopoulou (Electron. Libr., 2007)

Experimental Analysis of Design Choices in multiattribute Utility Collaborative Filtering. - Nikos Manouselis; Constantina I. Costopoulou (Int. J. Pattern Recognit. Artif. Intell., 2007)

Bio@gro - An online multilingual organic agriculture e-services platform. - Sotiris Karetsos; Constantina I. Costopoulou; Alexander B. Sideridis; Charalampos Z. Patrikakis; Maria Koukouli (Inf. Serv. Use, 2007)

Analysis and Classification of Multi-Criteria Recommender Systems. - Nikos Manouselis; Constantina I. Costopoulou (World Wide Web, 2007)

Studying Research on E-Markets during 1995-2005. - Nikos Manouselis; Constantina I. Costopoulou (WSKS (2), 2008)

Preliminary Study of the Expected Performance of MAUT Collaborative Filtering Algorithms. - Nikos Manouselis; Constantina I. Costopoulou (WSKS (2), 2008)

Pilot Evaluation of an Online Observatory of Agricultural Electronic Markets. - Nikos Manouselis; Constantina I. Costopoulou (WSKS (2), 2008)

Implementing an e-Government Observatory for Rural SMEs. - Nikos Manouselis; Kostas Kastrantas; Argiris Tzikopoulos; Constantina I. Costopoulou; Alexander B. Sideridis (WSKS (1), 2008)

Content Requirements Identification towards the Design of an Educational Portal. - Charalampos Z. Patrikakis; Maria Koukouli; Constantina I. Costopoulou; Alexander B. Sideridis (WSKS (2), 2008)

Design of forest management planning DSS for wildfire risk reduction. - Spiridon Th. Kaloudis; Constantina I. Costopoulou; Nikos A. Lorentzos; Alexander B. Sideridis; Michael Karteris (Ecol. Informatics, 2008)

Mobile government: A challenge for agriculture. - Maria Ntaliani; Constantina I. Costopoulou; Sotiris Karetsos (Gov. Inf. Q., 2008)

marService: multiattribute utility recommendation for e-markets. - Nikos Manouselis; Constantina I. Costopoulou (Int. J. Comput. Appl. Technol., 2008)

Building a virtual community for organic agriculture. - Sotiris Karetsos; Constantina I. Costopoulou; Maria Ntaliani (Int. J. Web Based Communities, 2008)

Experimental Analysis of Multiattribute Utility Collaborative Filtering on a Synthetic Data Set. - Nikos Manouselis; Constantina I. Costopoulou (Personalization Techniques and Recommender Systems, 2008)

M-government services for rural SMEs. - Maria Ntaliani; Constantina I. Costopoulou; Nikos Manouselis; Sotiris Karetsos (Int. J. Electron. Secur. Digit. Forensics, 2009)

Measuring Administrative Burdens of e-Government Services for Rural SMEs. - Constantina I. Costopoulou; Maria Ntaliani (WSKS (2), 2010)

Untangling Public Service Usage for Agribusinesses with Dialogic E-government. - Sotiris Karetsos; Maria Ntaliani; Constantina I. Costopoulou; Alexander B. Sideridis (ICGS3/e-Democracy, 2011)

Alleviating SMEs' Administrative Burdens: The Rural Inclusion Initiative. - Maria Ntaliani; Constantina I. Costopoulou; Alexander B. Sideridis (ICGS3/e-Democracy, 2011)

Modeling an e-government observatory for rural SMEs using UML with RUP. - Sotiris Karetsos; Nikos Manouselis; Constantina I. Costopoulou (Oper. Res., 2011)

An online information system to support blended training of rural SMEs on e-government. - Argiris Tzikopoulos; Nikos Manouselis; Kostas Kastrantas; Constantina I. Costopoulou (Program, 2012)

Evolution Towards Mobile Government: The Greek and the Czech Cases. - Constantina I. Costopoulou; Martin Molhanec (e-Democracy, 2013)

Mobile Learning: An Android App Using Certified Content. - Sotiris Karetsos; Maria Ntaliani; Constantina I. Costopoulou (e-Democracy, 2013)

Citizen e-Empowerment in Greek and Czech Municipalities. - Maria Ntaliani; Constantina I. Costopoulou; Sotiris Karetsos; Martin Molhanec (e-Democracy, 2015)

The Corporate Social Responsibility in the Greek Agri-food Sector. - Anastasios Liapakis; Constantina I. Costopoulou; Alexander B. Sideridis (HAICTA, 2015)

e-Participation Provision and Demand Analysis for Greek Municipalities. - Constantina I. Costopoulou; Filotheos Ntalianis; Maria Ntaliani; Sotiris Karetsos; Evagelia Gkoutzioupa (e-Democracy, 2017)

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

Studying Corporate Social Responsibility Activities in the Agri-Food Sector: The Greek Case. - Anastasios Liapakis; Constantina I. Costopoulou; Theodore Tsiligiridis; Alexander B. Sideridis (Int. J. Agric. Environ. Inf. Syst., 2017)

CSR in Food and Beverage Industry: The Greek Case. - Constantina I. Costopoulou; Maria Ntaliani; Filotheos Ntalianis (IISA, 2018)

Social Media in Greek and German Wineries' Websites. - Constantina I. Costopoulou; Maria Ntaliani; Filotheos Ntalianis (IISA, 2018)

Evolution of e-participation in Greek local government. - Constantina I. Costopoulou; Maria Ntaliani; Filotheos Ntalianis (Inf. Polity, 2021)

Social Media Marketing in Greek Winery: Evidence from Facebook - Abstract. - Effrosyni Bitakou; Sotirios Karetsos; Constantina I. Costopoulou; Maria Ntaliani (HAICTA, 2022)

Sentiment Analysis in Online Food Delivery: A Greek Case Study - Abstract. - Nikolaos Fragkos; Anastasios Liapakis; Constantina I. Costopoulou; Maria Ntaliani (HAICTA, 2022)

Natural Language Processing Tools for Performing Effective Text Mining Tasks in Greek Food & Beverage Sector - Abstract. - Anastasios Liapakis; Theodore Tsiligiridis; Constantine P. Yialouris; Constantina I. Costopoulou; Kyvele-Constantina Diareme; Pagona Gorou (HAICTA, 2022)

A Sentiment Analysis Approach for Exploring Customer Reviews of Online Food Delivery Services: A Greek Case. - Nikolaos Fragkos; Anastasios Liapakis; Maria Ntaliani; Filotheos Ntalianis; Constantina I. Costopoulou (Digit., 2024)