Guo, Chun, François-Xavier Standaert, Weijia Wang, Xiao Wang, and Yu Yu. “Provable Security of SP Networks With Partial Non-Linear Layers”. IACR Transactions on Symmetric Cryptology 2021, no. 2 (June 11, 2021): 353–388. Accessed April 19, 2024. https://tosc.iacr.org/index.php/ToSC/article/view/8914.