Norsk WebDewey
type: ConceptScheme

Yttrium
notation: 546.403
broader: Gruppe 3
alternative label: Yttrium--kjemi
created: 2010-02-04
in scheme: Norsk WebDewey
type: Concept
modified: 2012-09-18

Gruppe 3
notation: 546.4
type: Concept
narrower: Yttrium