The use of group and algebraic properties of tensor expressions in an object-oriented CA system. - Viatcheslav A. Ilyin; Alexander P. Kryukov; A. Ya. Rodionov; Grigory B. Shpiz (Program. Comput. Softw., 2000)

Simplification of tensor expressions in computer algebra. - Alexander P. Kryukov; Grigory B. Shpiz (CoRR, 2018)

Canonical Representation of Polynomial Expressions with Indices. - Grigory B. Shpiz; Alexander P. Kryukov (Program. Comput. Softw., 2019)

The Method of Colored Graphs for Simplifying Expressions with Indices. - Grigory B. Shpiz; Alexander P. Kryukov (Program. Comput. Softw., 2021)