Bloch-modes-in-periodic-waveguides.md

@@ -34,7 +34,6 @@ the calculation is running.
 [Foundations Of Photonic Crystal
 Fibres](http://books.google.com/books?isbn=1860945074), Imperial College Press,
 2005.
-
 2. A. Nicolet, S. Guenneau, C. Geuzaine, F. Zolla, [Modelling of electromagnetic
 waves in periodic media with finite
 elements](http://orbi.ulg.ac.be/handle/2268/22761), Journal of Computational and