@article{bayard2015spinor,
author = "P. Bayard and V. Patty",
title = "Spinor representation of Lorentzian surfaces in $\mathbb{R}^{2,2}$",
year = 2015,
journal = "Journal of Geometry and Physics",
publisher = "Elsevier",
volume = 95,
pages = "74-95",
doi = "10.1016/j.geomphys.2015.05.002",
url = "https://doi.org/10.1016/j.geomphys.2015.05.002"
}