1. M.L. Griffith, D.M. Keicher, C.L. Atwood, J.A. Romero, J.E. Smugeresky, L.D. Harwell, and D.L. Greene, in Proc. 7th Solid Free. Fabr. Symp. (1995), pp. 125–132.
2. J.E. Smugeresky, D.M. Keicher, J.A. Romero, M.L. Griffith, and L.D. Harwell, in World Congr. Powder Met. Part. Mater. (Chicago, IL, 1997).
3. M.L. Griffith, M.E. Schlienger, L.D. Harwell, M.S. Oliver, M.D. Baldwin, M.T. Ensz, M. Essien, J. Brooks, C.V. Robino, J.E. Smugeresky, W.H. Hofmeister, M.J. Wert, and D.V. Nelson, Mater. Des. 20, 107 (1999).
4. M.L. Griffith, M.T. Ensz, J.D. Puskar, C.V Robino, J.A. Brooks, J.Philliber, J.E. Smugeresky, and W.H. Hofmeister, in Mater. Res. Soc. Proc. (2000).
5. F.P. Jeantette, D.M. Keicher, J.A. Romero, and L.P. Schanwald, Patent #: US006046426A (2000).