For citations:
Lyakhovich L.S., Akimov P.A., Tukhfatullin B.A. Assessment criterion for optimum design solutions of piecewise constant sections in I-rods with stability or first eigen-frequency limits. Vestnik Tomskogo gosudarstvennogo arkhitekturno-stroitel'nogo universiteta. JOURNAL of Construction and Architecture. 2020;22(3):94-105. (In Russ.) https://doi.org/10.31675/1607-1859-2020-22-3-94-105