CC4IMS: A mobile-based open-source call center for IMS. - Harilaos Koumaras; Christos Sakkas; Michail-Alexandros Kourtis; Jose Oscar Fajardo; Fidel Liberal (PIMRC, 2013)

An IMS-based interoperable architecture for emergency services. - Fidel Liberal; Jose Oscar Fajardo; Mikel Ramos; Harilaos Koumaras; Christos Sakkas; Michail-Alexandros Kourtis (TEMU, 2014)

NFV applicability and use cases in satellite networks. - Georgios Gardikis; Socrates Costicoglou; Harilaos Koumaras; Christos Sakkas; Akis Kourtis; Fabrice Arnal; Luis M. Contreras 001; P. Aranda Gutierrez; Maria Guta (EuCNC, 2016)

In-service Video Quality assessment based on SDN/NFV techniques. - Harilaos Koumaras; Michail-Alexandros Kourtis; Christos Sakkas; George Xilouris; Stavros Kolometsos (ICT, 2016)

An integrating framework for efficient NFV monitoring. - Georgios Gardikis; Ioannis Koutras; George Mavroudis; Socrates Costicoglou; George Xilouris; Christos Sakkas; Akis Kourtis (NetSoft, 2016)

Enabling agile video transcoding over SDN/NFV-enabled networks. - Harilaos Koumaras; Christos Sakkas; Michail-Alexandros Kourtis; Christos Xilouris; Vaios Koumaras; Georgios Gardikis (TEMU, 2016)

Deployment of virtual network functions over multiple WAN interconnected PoPs. - Jorge Carapinha; José Bonnet; Bruno Parreira; João Silva; Irena Trajkovska; Thomas Michael Bohnert; George Xilouris; Michail-Alexandros Kourtis; Christos Sakkas (NFV-SDN, 2017)

SDN-based service function chaining mechanism and service prototype implementation in NFV scenario. - Irena Trajkovska; Michail-Alexandros Kourtis; Christos Sakkas; Denis Baudinot; João Silva; Piyush Harsh; George Xylouris; Thomas Michael Bohnert; Harilaos Koumaras (Comput. Stand. Interfaces, 2017)

Towards SDN/NFV-enabled satellite networks. - Georgios Gardikis; Harilaos Koumaras; Christos Sakkas; Vaios Koumaras (Telecommun. Syst., 2017)

A 5G Radio-Light SDN Architecture for Wireless and Mobile Network Access in Buildings. - John Cosmas; Ben Meunier; Kareem Ali; Nawar Jawad; Mukhald A. Salih; Yue Zhang 011; Zion Hadad; Baruch Globen; Haluk Gokmen; Sibel Malkos; Memduh Emre Cakan; Harilaos Koumaras; et al. (5G World Forum, 2018)

A Scalable and License Free 5G Internet of Radio Light Architecture for Services in Homes & Businesses. - John Cosmas; Ben Meunier; Kareem Ali; Nawar Jawad; Mukhald A. Salih; Hongying Meng; Martin Ganley; James Gbadamosi; Atanas Savov; Zion Hadad; Baruch Globen; Haluk Gokmen; et al. (BMSB, 2018)

5G Performance Testing of Mobile Chatbot Applications. - Vaios Koumaras; Andreas Foteas; Marianna Kapari; Christos Sakkas; Harilaos Koumaras (CAMAD, 2018)

5GTANGO: An Approach for Testing NFV Deployments. - Peter Twamley; Marcel Müller; Patrick-Benjamin Bok; George Xilouris; Christos Sakkas; Michail-Alexandros Kourtis; Manuel Peuster; Stefan Schneider 008; Panagiotis Stavrianos; Dimosthenis Kyriazis (EuCNC, 2018)

ICT in Healthcare: the role of IoT and the SECANT solution. - M. Caballero; Dimitris Kavallieros; Arnolnt Spyros; A. Tavernarakisv; Athanasios Tziouvaras; Stefano Bonacina; K. Chandrarmouli; M. Coroiu; L. Chen; T. Dounia; Ioannis Giannoulakis; N. Gligoric; et al. (CSR, 2022)

A Chatbot Assistant for Optimizing the Fault Detection and Diagnostics of Industry 4.0 Equipment in the 6G era. - Nikolaos Gkatzios; Nikolaos Vryonis; Constantinos Fragkos; Christos Sakkas; Vasileios Mavrikakis; Vaios Koumaras; George Makropoulos; Dimitrios Fragkos; Harilaos Koumaras (CSCN, 2023)

Signature-based Witness Encryption with Compact Ciphertext. - Gennaro Avitabile; Nico Döttling; Bernardo Magri; Christos Sakkas; Stella Wohnig (IACR Cryptol. ePrint Arch., 2024)