{
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  "formats": "Every page has two versions with the same data: JSON (the page address + .json) and markdown (the page address + .md). Append .json or .md to any `url` in this document.",
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  "subtitle": null,
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  "description": "El final de la bilogía « Extraños» de Joana Marcús: el desenlace de una historia de amor inolvidable. Tras varios meses en las sombras, la familia de extraños intenta...",
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    {
      "title": "Sempiterno / Sempiternal",
      "subtitle": null,
      "url": "https://www.bookquiver.com/joana-marcus-sastre/sempiterno-sempiternal/9788419501141",
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      "isbn": "978-84-1950-114-1",
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      "published": "2025-07-22",
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