Ruediger Wortmann, Paul M. Lundquist, et al.
Applied Physics Letters
Ruediger Wortmann, Paul M. Lundquist, et al.
Applied Physics Letters
W.-Y. Lee, H. Coufal, et al.
JVSTA
R.M. Shelby, J. Hoffnagle, et al.
Optics Letters
J. Hoffnagle, M.-P. Bernal, et al.
CLEO 1997