%0 Journal Article %T Electrical Conductivity Modeling of Polypropylene Composites Filled with Carbon Black and Acetylene Black %A Abdelhafid Merzouki %A Naceredine Haddaoui %J ISRN Polymer Science %D 2012 %I Hindawi Publishing Corporation %R 10.5402/2012/493065 %U http://dx.doi.org/10.5402/2012/493065