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

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

Norsk WebDewey
type: ConceptScheme