entity: source
description: >
  A bibliographic card in the library: an authoritative external resource
  documenting the missions on record here. The card is the library entry —
  it points at the material, it does not copy it. These are the primary
  sources this demo wiki defers to.
id:
  prefix: SRC
  width: 3
path: library/sources
strict: true
fields:
  title:
    type: string
    required: true
  publisher:
    type: string
    required: true
    description: the institution behind the resource
  location:
    type: string
    required: true
    description: the resource's URL
  confidence:
    type: enum
    values: [believed-correct]
    required: true