Chalkogener (gruppe 16)
type: Concept
narrower: Polonium
notation: 546.72

Polonium
type: Concept
created: 2010-02-04
modified: 2012-09-18
alternative label: Polonium--kjemi
broader: Chalkogener (gruppe 16)
in scheme: Norsk WebDewey
notation: 546.728

Norsk WebDewey
type: ConceptScheme