Gasgnier

X-ray absorption studies of CeO2, PrO2, and TbO2. II. Rare-earth valence state by LIII absorption edges.

Caro, Albert, Esteva, 1987, Physical review. B, Condensed matter.

X-ray absorption studies of CeO2, PrO2, and TbO2. I. Manifestation of localized and extended f states in the 3d absorption spectra.

Caro, Albert, Esteva, 1987, Physical review. B, Condensed matter.