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    "name": "Kołczan Książek",
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    "url": "https://www.kolczanksiazek.pl"
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  "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.",
  "title": "Dark Knights of Steel: Allwinter",
  "subtitle": null,
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  "authors": [
    {
      "name": "Jay Kristoff",
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      "url": "https://www.kolczanksiazek.pl/jay-kristoff"
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    {
      "name": "Tirso Cons",
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  "original_language": null,
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      "heading": "Proza literacka"
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      "heading": "Fantastyka naukowa (science fiction)"
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      "heading": "Fantasy"
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  "series": [],
  "cover": "https://quivercdn.com/covers/dc-comics/jay-kristoff/dark-knights-of-steel-allwinter_978-17-9950-944-8.jpg?v=2026-05-24%2005%3A32%3A34",
  "description": "The Dark Knights of Steel saga, placing DC’s heroes in the realm of epic fantasy, continues with a standalone tale starring Deathstroke in a deadly frozen wasteland! The snow falls thick, blood...",
  "editions": [
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      "title": "Dark Knights of Steel: Allwinter",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/jay-kristoff/en/dark-knights-of-steel-allwinter/9781799509448",
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  "other_languages": [
    {
      "title": "Mroczni Rycerze ze Stali: Wszechzima",
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