BibTex format
@article{Kerridge-Johns:2018:10.1364/OE.26.032839,
author = {Kerridge-Johns, W and Damzen, MJ},
doi = {10.1364/OE.26.032839},
journal = {Optics Express},
pages = {32839--32846},
title = {Vortex laser from anti-resonant ring coupled cavities},
url = {http://dx.doi.org/10.1364/OE.26.032839},
volume = {26},
year = {2018}
}