BibTex format
@unpublished{Werner:2021,
author = {Werner, SM and Perez, D and Gudgeon, L and Klages-Mundt, A and Harz, D and Knottenbelt, WJ},
publisher = {arXiv},
title = {SoK: Decentralized Finance (DeFi).},
url = {https://arxiv.org/abs/2101.08778},
year = {2021}
}