266
Published 2002
SPIE

267
Published 1998
SPIE

268
Published 1998
SPIE

269
Published 1997
SPIE

271
Published 1996
SPIE

273
Published 1993
SPIE

274
Published 1993
SPIE

278
Published 1995
The Institute of Electrical and Electronics Engineers, Inc.

280
by Wang
Published 2005
Wiley-Blackwell