For citations:

Popov D.V., Likerov R.F., Eremin M.V., Eremina R.M. Short analytical expressions accounting for the spatial distribution of ligand electrons in the theory of the odd crystal field on rare-earth ions. Magnetic Resonance in Solids. 2025;27(2):25201 (9 pp.). https://doi.org/10.26907/mrsej-25201