{
  "type": "series",
  "site": {
    "name": "Kołczan Książek",
    "language": "pl-PL",
    "url": "https://www.kolczanksiazek.pl"
  },
  "formats": "Każda podstrona ma dwie wersje z tymi samymi danymi: JSON (adres strony + .json) i markdown (adres strony + .md). Do każdego `url` w tym dokumencie można dopisać .json albo .md.",
  "name": "Płomień i krzyż",
  "slug": "plomien-i-krzyz",
  "url": "https://www.kolczanksiazek.pl/jacek-piekara/seria/plomien-i-krzyz",
  "json": "https://www.kolczanksiazek.pl/jacek-piekara/seria/plomien-i-krzyz.json",
  "markdown": "https://www.kolczanksiazek.pl/jacek-piekara/seria/plomien-i-krzyz.md",
  "author": {
    "name": "Jacek Piekara",
    "slug": "jacek-piekara",
    "url": "https://www.kolczanksiazek.pl/jacek-piekara"
  },
  "books_in_catalog": 4,
  "volumes_total": 4,
  "published": "2018–2023",
  "missing_volumes": [],
  "books": [
    {
      "volume": 1,
      "title": "Płomień i krzyż. Tom 1",
      "subtitle": null,
      "slug": "plomien-i-krzyz-tom-1",
      "url": "https://www.kolczanksiazek.pl/jacek-piekara/plomien-i-krzyz-tom-1",
      "publisher": "Fabryka Slow",
      "published": "2018-01-01",
      "isbn": "978-83-7964-373-8"
    },
    {
      "volume": 2,
      "title": "Płomień i krzyż. Tom 2",
      "subtitle": null,
      "slug": "plomien-i-krzyz-tom-2",
      "url": "https://www.kolczanksiazek.pl/jacek-piekara/plomien-i-krzyz-tom-2",
      "publisher": "Fabryka Slow",
      "published": "2018-10-17",
      "isbn": "978-83-7964-371-4"
    },
    {
      "volume": 3,
      "title": "Płomień i krzyż. Tom 3",
      "subtitle": null,
      "slug": "plomien-i-krzyz-tom-3",
      "url": "https://www.kolczanksiazek.pl/jacek-piekara/plomien-i-krzyz-tom-3",
      "publisher": "Fabryka Slow",
      "published": "2019-02-13",
      "isbn": "978-83-7964-394-3"
    },
    {
      "volume": 4,
      "title": "Płomień i krzyż. Tom 4",
      "subtitle": null,
      "slug": "plomien-i-krzyz-tom-4",
      "url": "https://www.kolczanksiazek.pl/jacek-piekara/plomien-i-krzyz-tom-4",
      "publisher": "Fabryka Slow",
      "published": "2023-06-14",
      "isbn": "978-83-7964-613-5"
    }
  ]
}