Agibalov G.P., Pankratova I.A. «STATISTICAL APPROXIMATION THEORYFOR DISCRETE FUNCTIONS WITH APPLICATION IN CRYPTANALY-SIS OF ITERATIVE BLOCK CIPHERS» // 2010. №3(9) C.51-68
Sotov Roman R., Fomichev Vladimir M., Bobrovskiy Dmitry A. «Key schedule based on a modified additive generator» // Applied Discrete Mathematics. Supplement 2022. №15 C.70-73