- Optics Express, Vol. 19, Issue 23, pp. 23171-23187 (November 2011)
- Falk Eilenberger, Stefano Minardi, Alexander Szameit, Ulrich Röpke, Jens Kobelke, Kay Schuster, Hartmut Bartelt, Stefan Nolte, Andreas Tünnermann, Thomas Pertsch
- Optics Express, Vol. 20, Issue 3, pp. 1912-1929 (January 2012)
- Ning Li, Zhengyang Zhao, Haixia Chen, Peiying Li, Yueheng Li, Yan Zhao, Guozhen Zhou, Shuqiao Jia, Yanpeng Zhang