Lettmetaller
type: Concept
narrower: Beryllium
notation: 553.492

Beryllium
type: Concept
created: 2010-02-04
modified: 2012-10-22
alternative label: Beryllium--økonomisk geologi
broader: Lettmetaller
in scheme: Norsk WebDewey
notation: 553.4923

Norsk WebDewey
type: ConceptScheme