11Th International Symposium on Practical Design of Ships and Other Floating Structures, Prads 2010, Date: 19 September 2010 through 24 September 2010, Location: Rio de Janeiro, Sponsors: Cons. Nac. Desenvolv. Cient. Tecnol. (CNPq);CTAquaviario;TRANSPETRO;ABS;BANCO DO BRASIL