Evolutionary Multi-Objective Optimization of business process designs with pre-processing. - Kostas Georgoulakos; Kostas Vergidis; George Tsakalidis; Nikolaos Samaras (CEC, 2017)

Towards a Comprehensive Business Process Optimization Framework. - George Tsakalidis; Kostas Vergidis (CBI (1), 2017)

Cybercrime Offences: Identification, Classification and Adaptive Response. - George Tsakalidis; Kostas Vergidis; Michael A. Madas (CoDIT, 2018)

A Conceptual Business Process Entity with Lifecycle and Compliance Alignment. - George Tsakalidis; Kostas Vergidis; Pavlos Delias; Maro Vlachopoulou (EmC-ICDSST, 2019)

A cybercrime incident architecture with adaptive response policy. - George Tsakalidis; Kostas Vergidis; Sophia G. Petridou; Maro Vlachopoulou (Comput. Secur., 2019)

Eligibility of BPMN Models for Business Process Redesign. - George Tsakalidis; Kostas Vergidis; Georgia Kougka; Anastasios Gounaris (Inf., 2019)

A Systematic Approach Toward Description and Classification of Cybercrime Incidents. - George Tsakalidis; Kostas Vergidis (IEEE Trans. Syst. Man Cybern. Syst., 2019)

Complexity Clustering of BPMN Models: Initial Experiments with the K-means Algorithm. - Chrysa Fotoglou; George Tsakalidis; Kostas Vergidis; Alexander Chatzigeorgiou (ICDSST, 2020)

Business process management: from a critical review to a contemporary ontological entity. - George Tsakalidis; Kostas Vergidis (Int. J. Bus. Process. Integr. Manag., 2020)

On Knowledge Transfer from Cost-Based Optimization of Data-Centric Workflows to Business Process Redesign. - Georgia Kougka; Konstantinos Varvoutas; Anastasios Gounaris; George Tsakalidis; Kostas Vergidis (Trans. Large Scale Data Knowl. Centered Syst., 2020)

Business process model plasticity: Measuring the capacity to redesign prior to implementation. - George Tsakalidis; Kostas Vergidis; Efthimios Tambouris (CBI (1), 2021)

An Elaborate Preprocessing Phase (p3) in Composition and Optimization of Business Process Models. - George Tsakalidis; Kostas Georgoulakos; Dimitris Paganias; Kostas Vergidis (Comput., 2021)

Modelling the Development and Deployment of Decentralized Applications in Ethereum Blockchain: A BPMN-Based Approach. - Nikolaos Nousias; George Tsakalidis; Sophia G. Petridou; Kostas Vergidis (ICDSST, 2022)

Systematizing Business Process Redesign Initiatives with the BPR: Assessment Framework. - George Tsakalidis; Nikolaos Nousias; Michael A. Madas; Kostas Vergidis (CBI (2), 2022)

Mitigating Financial Cybercrime with BPMN-based Standardised Investigation Procedures. - George Tsakalidis; Kostas Vergidis (ERCIM News, 2022)

Fake News Incidents through the Lens of the DCAM Disinformation Blueprint. - Matina Rapti; George Tsakalidis; Sophia G. Petridou; Kostas Vergidis (Inf., 2022)

A process-aware approach for blockchain-based verification of academic qualifications. - Nikolaos Nousias; George Tsakalidis; George Michoulis; Sophia G. Petridou; Kostas Vergidis (Simul. Model. Pract. Theory, 2022)

A framework for systematic evaluation of Business Process Redesign (BPR) initiatives using the notion of model plasticity - George Tsakalidis (2022)

BPR Assessment Framework: Staging Business Processes for Redesign Using Cluster Analysis. - George Tsakalidis; Nikolaos Nousias; Kostas Vergidis (ICDSST, 2023)

Not yet another BPM lifecycle: A synthesis of existing approaches using BPMN. - Nikolaos Nousias; George Tsakalidis; Kostas Vergidis (Inf. Softw. Technol., 2024)

From Technical Debt to Business Process Debt: A Framework for Proactive Debt Management in BPM. - Nikolaos Nousias; George Tsakalidis; George Nedos; Kostas Vergidis (ICDSST, 2025)

Benchmarking Efficiency in Mediterranean Ports: A DEA-Based Analysis of Connectivity and Operational Performance. - Chariton Tsakalidis; Eirini Liani; George Tsakalidis; Kostas Vergidis; Michael A. Madas (ICEIS (2), 2025)