Noor, F. A., Abdullah, M., Sukirno, S. and Khairurrijal, K. (2016) “Comparison of Electron Direct Transmittance and Tunneling Time of Si (100)/HfO2/Si (100) and Si (110)/HfO2/Si (110) Structures with Ultra-thin Trapezoidal Barrier”, Indonesian Journal of Physics, 18(2), pp. 41-45. doi: 10.5614/itb.ijp.2007.18.2.1.