Conference paper (2011) - F Vassilikou (author), N Kringos (author), N. Kringos (author), M Kostsovos (author), A. Skarpas (author), Tom Skarpas (author), Athanasios Scarpas (author), A. Tom Scarpas (author), Athanassios Scarpas (author), Athanasios Skarpas (author), A Scarpas (author), T. Scarpas (author), A. Tom Skarpas (author), T. Skarpas (author), Athanassios Skarpas (author), Tom Scarpas (author), A. Scarpas (author), A Skarpas (author)