| 1 | W.D. Callister, D. G. Rethwisch, “Material Science and Engineering: An Introduction”, 9th Edition, John Wiley & Sons, Inc., NY, 2014. |
| 2 | Ventra M.Di., S. Evoy, J.R.H. Jr. (2004), Introduction to Nanoscale Science and Technology, Springer Science + Business Media, Inc. |
| 3 | A.S. Edelstein, R.C. Cammarata, Nanomaterials, Institute of Physics Publishing, 2001 |