Palmer, R., Kenny, D. J., Palmer, R. E., Sanz-Navarro, C. F., & Smith, R. (2002). Implantation depth of size-selected silver clusters into graphite. Journal of Physics: Condensed Matter, 14(8), pp. L185-L191. doi:10.1088/0953-8984/14/8/102

Palmer, Richard, D J. Kenny, R E. Palmer, C F. Sanz-Navarro, and R. Smith. "Implantation Depth of Size-selected Silver Clusters Into Graphite." Journal of Physics: Condensed Matter 14, no. 8 (2002): L185-L191.

Palmer, Richard, et al. "Implantation Depth of Size-selected Silver Clusters Into Graphite." Journal of Physics: Condensed Matter 14.8 (2002): L185-L191.