?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.jmps.2012.01.009&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Paggi&rft.aufirst=Marco&rft.au=Paggi%2C+Marco&rft.volume=60&rft.title=Journal+of+the+Mechanics+and+Physics+of+Solids&rft.pages=557+-+572&rft.issue=4&rft.issn=0022-5096&rft.atitle=Stiffness+and+strength+of+hierarchical+polycrystalline+materials+with+imperfect+interfaces+&rft.date=2012&rft.genre=article