%0 Journal Article %A Andreas Fritsch %A Luc Dormieux %A Christian Hellmich %T Porous polycrystals built up by uniformly and axisymmetrically oriented needles: homogenization of elastic properties %J Comptes Rendus. Mécanique %D 2006 %P 151-157 %V 334 %N 3 %I Elsevier %R 10.1016/j.crme.2006.01.008 %G en %F CRMECA_2006__334_3_151_0