@article{Bern_2021,
title={Gravitational effective field theory islands,
low-spin dominance,
and the four-graviton amplitude},
volume={54},
ISSN={1751-8121},
url={http://dx.doi.org/10.1088/1751-8121/ac0e51},
DOI={10.1088/1751-8121/ac0e51},
number={34},
journal={Journal of Physics A: Mathematical and Theoretical},
publisher={IOP Publishing},
author={Bern,
Zvi and Kosmopoulos,
Dimitrios and Zhiboedov,
Alexander},
year={2021},
month=aug,
pages={344002} }