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is ?:duplicate of
?:linkContext
  • The social progress of nations (xsd:string)
?:linkScore
  • 16.4775 (xsd:float)
?:mainEntity
?:name
  • Trends in World Social Development: The Social Progress of Nations, 1970-1987 (xsd:string)
?:toSource
  • sowiport (xsd:string)
rdf:type