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Naturvitenskap
Kjemi
Kjemi
Organisk kjemi
Andre organiske stoffer
Petroleum
Preferred term
547.83
Petroleum
Broader concept
547.8
Andre organiske stoffer
Entry terms
Petroleum--kjemi
Identifier
ocd00147158
Notation
547.83
URI
http://dewey.info/class/547.83/e23/
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Created 2/4/10, last modified 9/24/12