D. Huang, G. Li, E. Yuceturk, M. M. Wang, C. Berger, X. Zheng, P. J. Marchand, and S. C. Esener, "
3D optical interconnect distributed crossbar switching architecture,"
in Optics in Computing, A. Sawchuk, ed.,
Vol. 48 of OSA Trends in Optics and Photonics
(Optical Society of America, 2001), paper OThB2.