00558naa#a2200169#i#450# EN\INFRA-M\bibl\40479 20241218161135.3 2308-4898 20201124b2020####ek#y0engy0150####ca RU Fractal Plots of Topology Optimization Efficiency in Solving of the Problem for Strength Dependence on the Grid Journal article Moscow INFRA-M Academic Publishing LLC. 2020 10 с. Journal article local Математика. 51 Zhikharev L. A. naukaru.ru