@article{patty2016generalized,
author = "V. Patty",
title = "A generalized Weierstrass representation of Lorentzian surfaces in $\mathbb{R}^{2,2}$ and applications",
year = 2016,
journal = "International Journal of Geometric Methods in Modern Physics",
publisher = "World Scientific",
volume = 13,
number = 6,
pages = "1650074",
doi = "10.1142/S0219887816500742",
url = "https://doi.org/10.1142/S0219887816500742"
}