Titangruppen (gruppe 4)
type: Concept
narrower: Hafnium
notation: 546.51

Hafnium
type: Concept
created: 2010-02-04
modified: 2012-09-18
alternative label: Hafnium--kjemi
broader: Titangruppen (gruppe 4)
in scheme: Norsk WebDewey
notation: 546.514

Norsk WebDewey
type: ConceptScheme