Corner Structure of Four-Dimensional General Relativity in the Coframe Formalism

Bashmakov, Del Zotto, Hasan, https://arxiv.org/abs/2206.07073

Kaidi, Ohmori, Zheng, https://arxiv.org/abs/2111.01141

Lee, Ohmori, Tachikawa. https://arxiv.org/abs/2108.05369

Córdova, Ohmori, Rudelius, https://arxiv.org/abs/2202.05866