Grigorishin, K., and B. Lev. “Self-Consistent Microscopic Model of the Energy Spectrum of Superfluity 4He With the Hermitian Form of the Bogolyubov–Zubarev Hamiltonian”. Ukrainian Journal of Physics, vol. 56, no. 11, Feb. 2022, p. 1182, doi:10.15407/ujpe56.11.1182.