Erbium Erbium(III) iodida Erbium(III) bromida Erbium(III) klorida Isotop erbium Erbium(III) fluorida Erbium(III) oksida Fermium
Erbium Erbium(III) iodida Erbium(III) bromida Erbium(III) klorida Isotop erbium Erbium(III) fluorida Erbium(III) oksida Fermium