?url_ver=Z39.88-2004&rft_id=10.1109%2FRSM.2017.8069148&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=M.S.M.&rft.au=Saheed%2C+M.S.M.&rft.aulast=Saheed&rft.isbn=9781509040285&rft.date=2017&rft.title=DC+magnetron+sputtered+TiO2+thin+film+as+efficient+hole+blocking+layer+for+perovskite+solar+cell&rft.genre=proceeding