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

<http://www.irandoc.acir/onto/irandoc/NEMA0006147>
  skos:prefLabel "بررسی‌های نمونه‌ای"@fa, "sample surveys"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007953> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007953>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0006856>, <http://www.irandoc.acir/onto/irandoc/NEMA0007956>, <http://www.irandoc.acir/onto/irandoc/NEMA0006147> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0007959>, <http://www.irandoc.acir/onto/irandoc/NEMA000821> ;
  skos:prefLabel "خطاهای غیرنمونه‌گیری"@fa, "nonsampling errors"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0006856>
  skos:prefLabel "پرسشنامه‌ها"@fa, "questionnaires"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007953> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007956>
  skos:prefLabel "خطاهای نمونه‌گیری"@fa, "sampling errors"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0007953> .

<http://www.irandoc.acir/onto/irandoc/NEMA0007959>
  skos:prefLabel "خطاهای آماری"@fa, "statistical errors"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0007953> .

<http://www.irandoc.acir/onto/irandoc/NEMA000821>
  skos:prefLabel "خطاهای اندازه‌گیری"@fa, "measurement errors"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0007953> .