V. Rudnytskyi, S. Semenov, N. Lada, V. Babenko, V. Larin, and T. Korotkyi, “The model for constructing a set of symmetric two-operand set operations that allow perversion of operands by combining one-operand operations”, ITSSI, no. 3(33), pp. 126–136, Sep. 2025.