@prefix n9j: <http://data.loterre.fr/ark:/67375/N9J> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

n9j:-QW2FPMRG-V
  skos:prefLabel "videodisc recording"@en ;
  a skos:Concept ;
  skos:broader n9j:-BWFB21J7-W .

n9j:-G4KJS82X-3
  skos:prefLabel "compact discs"@en ;
  a skos:Concept ;
  skos:broader n9j:-BWFB21J7-W .

n9j:-BWFB21J7-W
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/optical_storage_devices> ;
  skos:narrower n9j:-G4KJS82X-3, n9j:-QW2FPMRG-V ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-NMWKMQX6-L, n9j:-NX69R26F-F ;
  skos:prefLabel "optical storage devices"@en ;
  skos:exactMatch <https://id.nlm.nih.gov/mesh/D016249.html> .

n9j: a skos:ConceptScheme .
n9j:-NMWKMQX6-L
  skos:prefLabel "computer storage devices"@en ;
  a skos:Concept ;
  skos:narrower n9j:-BWFB21J7-W .

n9j:-NX69R26F-F
  skos:prefLabel "audiovisual aids"@en ;
  a skos:Concept ;
  skos:narrower n9j:-BWFB21J7-W .

n9j:-concepts
  a isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member n9j:-BWFB21J7-W .