Bronchain, O., and G. Cassiers. “Bitslicing Arithmetic/Boolean Masking Conversions for Fun and Profit: With Application to Lattice-Based KEMs”. IACR Transactions on Cryptographic Hardware and Embedded Systems, vol. 2022, no. 4, Aug. 2022, pp. 553-88, doi:10.46586/tches.v2022.i4.553-588.