Nikitas N. Karanikolas Athanasios Voulodimos Cleo Sgouropoulou Mara Nikolaidou Stefanos Gritzalis PCI 2020: 24th Pan-Hellenic Conference on Informatics, Athens, Greece, 20-22 November, 2020 ACM PCI 2020 978-1-4503-8897-9 https://doi.org/10.1145/3437120 db/conf/pci/pci2020.html