- Optics Express, Vol. 19, Issue 26, pp. B166-B172 (December 2011)
- Jin Wang, Marcel Kroh, Abongwa Theurer, Crispin Zawadzki, Detlef Schmidt, Reinhold Ludwig, Matthias Lauermann, Ziyang Zhang, Andreas Beling, Andreas Matiss, Colja Schubert, Andreas Steffan, Norbert Keil, Norbert Grote
- Optics Express, Vol. 20, Issue 16, pp. 18356-18361 (July 2012)
- Marc Ibrahim, Jens H. Schmid, Alireza Aleali, Pavel Cheben, Jean Lapointe, Siegfried Janz, Przemek J. Bock, Adam Densmore, Boris Lamontagne, Rubin Ma, Dan-Xia Xu, Winnie N. Ye