D. L. Callahan
发表
S. P. Le Blanc,
Harvey M. Phillips,
T. Feurer,
1993,
Photonics West - Lasers and Applications in Science and Engineering.
D. L. Callahan,
Ronald O. Scattergood,
J. Patten,
1995
.
D. L. Callahan,
D. Callahan,
Jonathan C. Morris,
1994
.
D. L. Callahan,
Roland A. Sauerbrey,
Gábor Szabó,
1991
.