@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/CAB0051650>
  skos:prefLabel "توابع تولید"@fa, "production functions"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0051649> .

<http://www.irandoc.acir/onto/irandoc/CAB0051649>
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0051650> ;
  skos:prefLabel "Cobb-Douglas functions"@en, "توابع کاب داگلاس"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .