The anomalous crystal field splittings of 2H11/2 (Nd 3+, 4f3) M. Faucher, D. Garcia, P. Caro, J. Derouet et P. Porcher J. Phys. France, 50 2 (1989) 219-243 DOI: 10.1051/jphys:01989005002021900