V. Rudnytskyi, N. Lada, M. Herashchenko, T. Korotkyi, and T. Stabetska, “Modeling relationships in non-commutative two-operand two-bit cet-operations of a double cycle when permuting the operands”, TAPR, vol. 3, no. 2(77), pp. 30–35, Jun. 2024.