Boukerrou, Hamid, Paul Huynh, Virginie Lallemand, Bimal Mandal, and Marine Minier. “On the Feistel Counterpart of the Boomerang Connectivity Table: Introduction and Analysis of the FBCT”. IACR Transactions on Symmetric Cryptology 2020, no. 1 (May 7, 2020): 331–362. Accessed April 19, 2024. https://tosc.iacr.org/index.php/ToSC/article/view/8568.