Araújo, A, Barros R, Mateus T, Gaspar D, Neves N, Vicente A, Filonovich SA, Barquinha P, Fortunato E, Ferraria AM, do Rego ABM, Bicho A, Águas H, Martins R.  2013.  Role of a disperse carbon interlayer on the performances of tandem a-Si solar cells. Science and Technology of Advanced Materials. 14(4)