@article {1232081,
	title = {Spin-to-orbital angular momentum conversion in dielectric metasurfaces},
	journal = {Optics Express},
	volume = {25},
	number = {377},
	year = {2017},
	url = {https://www.osapublishing.org/oe/abstract.cfm?uri=oe-25-1-377\&origin=search},
	author = {RC Devlin and A Ambrosio and D Wintz and SL Oscurato and AY Zhu and M Khorasaninejad and P Maddalena and F. Capasso}
}
