Linking Independent 5G Bubbles Using Tactical IP Radios - Part I: Laboratory Deployment and Testing. - Georgios Vardoulias; Ioannis A. Bartsiokas; Nikolaos Nikopoulos; Georgios Karachalios; Georgios Gardikis; Nick Alampasis; Ioannis Giannoulakisgeorgios Karachalios; Emmanouil Kafetzakis (IEEE Access, 2025)