Crystal electric field excitations and spin dynamics in the spin-orbit coupled distorted honeycomb magnet BiErGeO5RemoveS. Mohanty, S. Guchhait, S. S. Islam, Surya P. Patra, M. P. Saravanan, J. A. Krieger, T. J. Hicken, H. Luetkens, D. T. Adroja, Gøran J. Nilsen, M. D. Le, and R. NathPhys. Rev. B 113, 214452 (2026)