ressource_types:
    - biblio
    - authority

indexes:
    - code: title
      label: Title
      type: ste
      ressource_type: biblio
      sortable: 1
      mandatory: 1
      mappings:
          - 200$a
          - 210$a
          - 4..$t
    - code: author
      label: Author
      type: str
      ressource_type: biblio
      sortable: 1
      mandatory: 0
      mappings:
          - 700$*
          - 710$*
    - code: subject
      label: Subject
      type: str
      ressource_type: biblio
      sortable: 0
      mandatory: 0
      mappings:
          - 600$a
          - 601$a