rdf-syntax-grammar
mods:
  schema location: http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
  title info:
    title: Hidrocarburos
    sub title: un mercado con perfil oligopólico
  type of resource: text
  origin info: issuance
  subject:
    topic: HIDROCARBUROS
  subject:
    topic: MERCADO
  subject:
    topic: LIBERALIZACION DEL INTERCAMBIO
  subject:
    topic: PRECIOS
  subject:
    topic: ESTADO
  related item:
    part:
      text: volumen 17, número 623; páginas 7-9
  record info:
    record identifier: 6053