@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

<https://concepts.sagepub.com/social-science/concept/Walter_Isard>
  skos:definition "Walter Isard is the father of the discipline of Regional science. Often characterized as an “economic geographer,” his work is much broader, also encompassing urban and regional planning, operations research, transportation, applied engineering, political science, sociology, and ecology. [Source: <a href=\"https://sk.sagepub.com/reference/geography/n655.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Geography; Isard, Walter (1919-)</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/key_people_in_urban_studies>, <https://concepts.sagepub.com/social-science/concept/key_people_in_geography> ;
  skos:prefLabel "Walter Isard"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/key_people_in_urban_studies>
  skos:prefLabel "key people in urban studies"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/Walter_Isard> .

<https://concepts.sagepub.com/social-science/concept/key_people_in_geography>
  skos:prefLabel "key people in geography"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/Walter_Isard> .

<https://concepts.sagepub.com/social-science/concept/conceptgroup/people>
  a skos:Collection, isothes:ConceptGroup ;
  skos:prefLabel "people"@en ;
  skos:member <https://concepts.sagepub.com/social-science/concept/Walter_Isard> .