R.F. sputtered amorphous silicon schottky Barrier solar cells M. J. Thompson, J. Allison, M. M. Al-Kaisi et I.P. ThomasRev. Phys. Appl. (Paris), 13 12 (1978) 625-628DOI: https://doi.org/10.1051/rphysap:019780013012062500