Journal article (2009) - A Drescher (author), N. Kringos (author), N Kringos (author), A Skarpas (author), A. Skarpas (author), A. Scarpas (author), A Scarpas (author), Athanasios Scarpas (author), Athanassios Scarpas (author), Athanassios Skarpas (author), T. Skarpas (author), Tom Skarpas (author), A. Tom Scarpas (author), Athanasios Skarpas (author), A. Tom Skarpas (author), T. Scarpas (author), Tom Scarpas (author)