K. N. Koryagin, “Irredundant test sets for Zhegalkin polynomials affinely equivalent to the ball and insufficiency of this description in the general case”, Zh. Vychisl. Mat. Mat. Fiz., 52:7 (2012), 1325–1331
2010
2.
K. N. Koryagin, “Level structure of Zhegalkin polynomials, properties of test sets, and an annihilator search algorithm”, Zh. Vychisl. Mat. Mat. Fiz., 50:7 (2010), 1334–1340; Comput. Math. Math. Phys., 50:7 (2010), 1267–1273