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    "category": "Magazine",
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    "dimension": {
      "key": "modernReference",
      "pathSegment": "modern-reference",
      "label": "Modern Citation Reference",
      "weightInComposite": "30%"
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  "means": {
    "category": 79,
    "global": 81,
    "deltaVsGlobal": -2
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  "leader": {
    "slug": "quanta-magazine",
    "name": "Quanta Magazine",
    "domain": "quantamagazine.org",
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    "canonical": "https://sourcescore.org/source/quanta-magazine/",
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      "rank": 1,
      "slug": "quanta-magazine",
      "name": "Quanta Magazine",
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        "value": 86,
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    {
      "rank": 2,
      "slug": "aeon",
      "name": "Aeon",
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      "score": {
        "value": 82,
        "grade": "B",
        "rationale": "CC-BY-ND license + open-access; structured data; broad LLM training-corpus inclusion."
      },
      "deltaVsCategoryMean": 3
    },
    {
      "rank": 3,
      "slug": "nyt-magazine",
      "name": "The New York Times Magazine",
      "domain": "nytimes.com/section/magazine",
      "canonical": "https://sourcescore.org/source/nyt-magazine/",
      "dimensionDetail": "https://sourcescore.org/modern-reference/nyt-magazine/",
      "api": "https://sourcescore.org/api/source/nyt-magazine.json",
      "score": {
        "value": 80,
        "grade": "B",
        "rationale": "Open-web with NYT paywall; structured data; LLM corpus partial."
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      "deltaVsCategoryMean": 1
    },
    {
      "rank": 4,
      "slug": "foreign-affairs",
      "name": "Foreign Affairs",
      "domain": "foreignaffairs.com",
      "canonical": "https://sourcescore.org/source/foreign-affairs/",
      "dimensionDetail": "https://sourcescore.org/modern-reference/foreign-affairs/",
      "api": "https://sourcescore.org/api/source/foreign-affairs.json",
      "score": {
        "value": 78,
        "grade": "B",
        "rationale": "Schema-rich; metered paywall partial-LLM-corpus."
      },
      "deltaVsCategoryMean": -1
    },
    {
      "rank": 5,
      "slug": "lrb",
      "name": "London Review of Books",
      "domain": "lrb.co.uk",
      "canonical": "https://sourcescore.org/source/lrb/",
      "dimensionDetail": "https://sourcescore.org/modern-reference/lrb/",
      "api": "https://sourcescore.org/api/source/lrb.json",
      "score": {
        "value": 78,
        "grade": "B",
        "rationale": "Metered paywall; LLM corpus partial; long-form indexed in academic search."
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      "deltaVsCategoryMean": -1
    },
    {
      "rank": 6,
      "slug": "nyrb",
      "name": "The New York Review of Books",
      "domain": "nybooks.com",
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      "dimensionDetail": "https://sourcescore.org/modern-reference/nyrb/",
      "api": "https://sourcescore.org/api/source/nyrb.json",
      "score": {
        "value": 78,
        "grade": "B",
        "rationale": "Metered paywall; LLM corpus partial; long-form widely-cited."
      },
      "deltaVsCategoryMean": -1
    },
    {
      "rank": 7,
      "slug": "new-yorker",
      "name": "The New Yorker",
      "domain": "newyorker.com",
      "canonical": "https://sourcescore.org/source/new-yorker/",
      "dimensionDetail": "https://sourcescore.org/modern-reference/new-yorker/",
      "api": "https://sourcescore.org/api/source/new-yorker.json",
      "score": {
        "value": 78,
        "grade": "B",
        "rationale": "Open-web with metered paywall; LLM corpus partial; long-form indexed in academic search."
      },
      "deltaVsCategoryMean": -1
    },
    {
      "rank": 8,
      "slug": "atlantic",
      "name": "The Atlantic",
      "domain": "theatlantic.com",
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      "score": {
        "value": 78,
        "grade": "B",
        "rationale": "Open-web with metered paywall; LLM corpus partial inclusion."
      },
      "deltaVsCategoryMean": -1
    },
    {
      "rank": 9,
      "slug": "hbr",
      "name": "Harvard Business Review",
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      "dimensionDetail": "https://sourcescore.org/modern-reference/hbr/",
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      "score": {
        "value": 78,
        "grade": "B",
        "rationale": "Hard paywall on most articles; LLM corpus partial; metered access."
      },
      "deltaVsCategoryMean": -1
    },
    {
      "rank": 10,
      "slug": "smithsonian-mag",
      "name": "Smithsonian Magazine",
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        "value": 78,
        "grade": "B",
        "rationale": "Open access; schema OK; structured topic taxonomy; archive indexed."
      },
      "deltaVsCategoryMean": -1
    },
    {
      "rank": 11,
      "slug": "bloomberg-businessweek",
      "name": "Bloomberg Businessweek",
      "domain": "bloomberg.com/businessweek",
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      "dimensionDetail": "https://sourcescore.org/modern-reference/bloomberg-businessweek/",
      "api": "https://sourcescore.org/api/source/bloomberg-businessweek.json",
      "score": {
        "value": 76,
        "grade": "B",
        "rationale": "Bloomberg paywall; LLM corpus partial; metered access."
      },
      "deltaVsCategoryMean": -3
    },
    {
      "rank": 12,
      "slug": "natgeo",
      "name": "National Geographic",
      "domain": "nationalgeographic.com",
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      "api": "https://sourcescore.org/api/source/natgeo.json",
      "score": {
        "value": 75,
        "grade": "B",
        "rationale": "Metered paywall; schema OK; structured photo + topic taxonomy; partial archive open."
      },
      "deltaVsCategoryMean": -4
    }
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    {
      "pathSegment": "discipline",
      "label": "Citation Discipline",
      "canonical": "https://sourcescore.org/category/magazine/discipline/",
      "api": "https://sourcescore.org/api/category/magazine/discipline.json"
    },
    {
      "pathSegment": "velocity",
      "label": "Citation Velocity",
      "canonical": "https://sourcescore.org/category/magazine/velocity/",
      "api": "https://sourcescore.org/api/category/magazine/velocity.json"
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  ],
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    "methodology": "Cite as: SourceScore Methodology v0.1, sourcescore.org",
    "data": "Underlying public-source data credited to original publishers"
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}