1. E.H. Rhoderick and R.H. Williams, Metal-Semiconductor Contacts, 2nd ed. (Oxford: Clarendon Press, 1988), pp. 49–84.
2. L.J. Brilson, Contacts to Semiconductors: Fundamentals and Technology (Park Ridge: Noyes Press, 1993), pp. 176–403.
3. S.M. Sze, Physics of Semiconductor Devices, 2nd ed. (New York: Wiley, 1981), pp. 245–311.
4. A.R. Saha, S. Chattopadhyaya, G.K. Dalapati, C. Bose, and C.K. Maiti, Mater. Sci. Semicond. Proc. 8, 249 (2005).
5. J. Beltran-Huarac, J. Carpena-Nunez, D. Barrionuevo, F. Mendoza, R.S. Katiyar, L.F. Fonseca, B.R. Weiner, and G. Morell, Carbon 65, 252 (2013).