%0 Journal Article %T Size-dependent analysis of a functionally graded piezoelectric micro-cylinder based on the strain gradient theory with the consideration of flexoelectric effect: plane strain problem %A DINI, ALI %A Shariati, Mahmoud %A Fatemeh Zarghami %A Mohammad Amin Nematollahi %J Journal of the Brazilian Society of Mechanical Sciences and Engineering %@ 1678-5878 %D 2020