On effective approximation of the power spectrum of large-scale structure of the universe. (English. Russian original) Zbl 1511.83075
Russ. Phys. J. 65, No. 1, 42-54 (2022); translation from Izv. Vyssh. Uchebn. Zaved., Fiz. 65, No. 1, 38-48 (2022).