O. Mouawad, J. Picot-Clémente, F. Amrani, C. Strutynski, J. Fatome, B. Kibler, F. Désévédavy, G. Gadret, J-C Jules, D. Deng, Y. Ohishi and F. Smektala ol-39-9-2684.pdf Optics Letters 39 2684 Thursday 24 April 2014 Link