@article {2514,
	title = {Complex k band diagrams of 3D metamaterial/photonic crystals},
	journal = {Optics Express},
	volume = {19},
	number = {19027},
	year = {2012},
	url = {https://www.osapublishing.org/oe/abstract.cfm?uri=oe-19-20-19027},
	author = {Chris Fietz and Yaroslav Urzhumov and Gennady Shvets}
}
