Historie, geografisk behandling, biografier
type: Concept

USA
type: Concept

Produkter fra mineralindustrier
type: Concept

Petroleum--handel
type: Concept
narrower: Petroleum--handel--USA
notation: 381.4228

Petroleum--handel--USA
type: Concept
created: 2023-08-30
modified: 2023-11-22
component list: Produkter fra mineralindustrier
component list: Olje, oljeskifer, tjæresand, naturgass
component list: Historie, geografisk behandling, biografier
component list: USA
broader: Petroleum--handel
in scheme: Norsk WebDewey
notation: 381.42280973

Olje, oljeskifer, tjæresand, naturgass
type: Concept

Norsk WebDewey
type: ConceptScheme