Crystal electric field analysis of the magnetic properties of ferromagnetic CeRu2Ge2 single crystalRemoveShovan Dan, Suman Nandi, Gourav Dwari, Bishal Baran Maity, Bhagyashree A. Chalke, Ruta Kulkarni, P. D. Babu, and Arumugam ThamizhavelPhys. Rev. B 114, 214405 (2026)