Reisfeld, Renata, Lasers and excited states of rare earths / Renata Reisfeld, Christian K. Jorgensen - viii, 226 páginas : ilustraciones - Inorganic chemistry concepts ; v. 1 . ISBN: 3540083243 Subjects--Topical Terms: Metales de tierras rarasTierras raras--Espectro LC Class. No.: QC688 / R44