- JOSA B, Vol. 26, Issue 4, pp. 595-602 (April 2009)
- Li Ding, Luiz Gustavo Cancado, Lukas Novotny, Wayne H. Knox, Neil Anderson, Dharmendra Jani, Jeffrey Linhardt, Richard I. Blackwell, Jay F. Künzler
- Applied Optics, Vol. 48, Issue 8, pp. 1436-1443 (March 2009)
- Javier Gomez, Joseba Zubia, Gerardo Aranguren, Jon Arrue, Hans Poisel, Idurre Saez