For citations:
Gaidzhurov P.P., Saveleva N.A. Application of the Double Approximation Method for Constructing Stiffness Matrices of Volumetric Finite Elements. Advanced Engineering Research (Rostov-on-Don). 2023;23(4):365-375. https://doi.org/10.23947/2687-1653-2023-23-4-365-375. EDN: JBOFSU