Alexander M. Gabovich, Volodymyr I. Kuznetsov, and Alexander I. Voitenko, Superconductivity: Theoretical procedures and experimental protocol (Topical Review), Low Temp. Phys. 51, 821–836, (2025) [Fiz. Nyzk. Temp. 51, 913-931, (2025)] DOI: https://doi.org/10.1063/10.0036875.