de ytterbiumen (n)
― FormOf ⟶
Weight: 1.0
de ytterbium Source: English Wiktionary
de ytterbiums (n)
― FormOf ⟶
Weight: 1.0
de ytterbium Source: English Wiktionary
de ytterbiums
― FormOf ⟶
Weight: 1.0
de ytterbium (n) Source: German Wiktionary