- Optics Express, Vol. 19, Issue 18, pp. 17766-17773 (August 2011)
- Stephen A. Dekker, Alexander C. Judge, Ravi Pant, Itandehui Gris-Sánchez, Jonathan C. Knight, C. Martjn de Sterke, Benjamin J. Eggleton
- 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