Billi, F., Benya, P., Kavanaugh, A., Adams, J., McKellop, H., & Ebramzadeh, E. (2011). The John Charnley Award: An Accurate and Extremely Sensitive Method to Separate, Display, and Characterize Wear Debris Part 2: Metal and Ceramic Particles. Springer-Verlag.

Billi, Fabrizio, Paul Benya, Aaron Kavanaugh, John Adams, Harry McKellop, and Edward Ebramzadeh. The John Charnley Award: An Accurate and Extremely Sensitive Method to Separate, Display, and Characterize Wear Debris Part 2: Metal and Ceramic Particles. Springer-Verlag, 2011.

Billi, Fabrizio, et al. The John Charnley Award: An Accurate and Extremely Sensitive Method to Separate, Display, and Characterize Wear Debris Part 2: Metal and Ceramic Particles. Springer-Verlag, 2011.