Title:Nonlinear electro-elasticity for piezoelectric materials and structures using a multiplicative decomposition of the deformation gradientAuthor(s):Alexander Humer, Elisabeth Staudigl, Michael KrommerBooktitle:Proc. of VIII ECCOMAS Thematic Conference on Smart Structures and Materials (SMART 2017), Madrid, SpainEditor(s):A. Güemes, A. Benjeddou, J. Rodellar, J. LengPage Reference:12 page(s)Publishing:6/2017