D. Keeling

Thin-film coatings--a transmission ellipsometric function approach: I. Nonnegative transmission systems, polarization devices, coatings, and closed-form design formulas.

W. A. Berzett, M. Elshazly-Zaghloul, A. Zaghloul, 2006, Applied optics.

A distributed firewall and active response architecture providing preemptive protection

J. Lane Thames, Randal T. Abler, David Keeling, 2008, ACM-SE 46.