An Open Framework for Prototyping the Delivery of Multimedia-rich Virtual Learning Experiences Through the Internet. - Stavroula Zoi; John Melas; Panagiotis Kalliaras; Nikolas Mitrou (WSCG, 2003)

An Application Framework for Delivering Multimedia-rich Virtual Learning Experiences through the Internet. - Voula Zoi; John Melas; Panagiotis Kalliaras (WWW (Posters), 2003)

Routing in the "Umbrella" Architecture. - Athanasios-Dimitrios Sotiriou; Panagiotis Kalliaras; Nikolas Mitrou (WINSYS, 2006)

Fault-tolerant routing through the 'Umbrella' protocol. - Athanasios-Dimitrios Sotiriou; Panagiotis Kalliaras; Nikolas Mitrou (Int. J. Internet Protoc. Technol., 2007)

Communication Networks Flexible routing in a distributed K-ary tree: the K-Umbrella. - Athanasios-Dimitrios Sotiriou; Panagiotis Kalliaras; Nikolas Mitrou (Eur. Trans. Telecommun., 2009)