MAGNUCKI, K. et al. 2020. A Shear Deformation Theory of Beams with Bisymmetrical Cross-Sections Based on the Zhuravsky Shear Stress Formula. Engineering Transactions. 68, 4 (Nov. 2020), 353–370. DOI:https://doi.org/10.24423/EngTrans.1174.20201120.