?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Paggi%2C+Marco&rft.aufirst=Marco&rft.aulast=Paggi&rft.title=A+computational+homogenization+approach+for+a+three-level+hierarchical+composite+material&rft.date=2010&rft.genre=proceeding