BibTex format
@article{Grossman:2007:10.1364/OE.15.013236,
author = {Grossman, N and Ovsianikov, A and Petrov, A and Eich, M and Chichkov, B},
doi = {10.1364/OE.15.013236},
journal = {OPTICS EXPRESS},
pages = {13236--13243},
title = {Investigation of optical properties of circular spiral photonic crystals},
url = {http://dx.doi.org/10.1364/OE.15.013236},
volume = {15},
year = {2007}
}