Survey on Nonrepudiation: Digital Signature Versus Biometrics. - Panagiota Lagou; Gregory Chondrokoukis (Inf. Secur. J. A Glob. Perspect., 2009)

Biometrics for non-repudiation: security and legal aspect. - Panagiota Lagou; Gregory Chondrokoukis (Int. J. Biom., 2011)

Choosing a Biometric for Nonrepudiation. - Panagiota Lagou; Gregory Chondrokoukis (Inf. Secur. J. A Glob. Perspect., 2011)

Enhancing K-NN Algorithm's Efficiency Using Fuzzy AHP-Based Composite Variables. - Panagiotis Giannopoulos; Thomas K. Dasaklis; Evangelos G. Maragkoudakis; Gregory Chondrokoukis (IISA, 2023)

Hybrid Differential Evolution Algorithm Integrating Operations Research and Reinforcement Learning approaches. - Panagiotis Giannopoulos; Gregory Chondrokoukis; Thomas K. Dasaklis (PCI, 2024)