Heim Boissier, Rachelle, Camille Noûs, and Yann Rotella. “Algebraic Collision Attacks on Keccak”. IACR Transactions on Symmetric Cryptology 2021, no. 1 (March 19, 2021): 239–268. Accessed March 29, 2024. https://tosc.iacr.org/index.php/ToSC/article/view/8839.