http://zbw.eu/stw/descriptor/18392-2/version/8.04/delta/8.06
type: ConceptDelta
is part of: http://zbw.eu/stw/version/8.04/delta/8.06
insertion:
  in scheme: stw
insertion: Copper mining
insertion:
  broader: http://zbw.eu/stw/descriptor/12988-6
insertion: Kupferbergbau
insertion:
  related: http://zbw.eu/stw/descriptor/13033-6
insertion:
  related: http://zbw.eu/stw/descriptor/14299-5
insertion:
  related: http://zbw.eu/stw/descriptor/19185-2
insertion:
  broader: http://zbw.eu/stw/thsys/71007