1. Universitat Jaume I, Department of Mechanical Engineering and Construction, Avenida Vicente Sos Baynat s/n. 12071, Castellón, Spain. Phone: 34964728111; Fax: 34964728106; E-mail: fcolomer@emc.uji.es
2. Department of Mechanical Engineering and Construction, Universitat Jaume I. Avenida Vicente Sos Baynat s/n. 12071, Castellón, Spain.