p.arsenio@campus.fct.unl.pt
n.vilhena@campus.fct.unl.pt
jmmp@fct.unl.pt
amg1@fct.unl.pt
aalvarez@unex.es
© 2014 Pedro Arsénio, Nuno Vilhena, João Murta-Pina, Anabela Pronto, Alfredo Álvarez, published by Riga Technical UniversityThis work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.