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  "record": {
    "abstract": "Short note by Marcel Brillouin on the representation of the mass point in\ngeneral relativity.",
    "arxiv_id": "physics/0002009",
    "authors": [
      "M. Brillouin"
    ],
    "categories": [
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    "journal_ref": "J.Phys.Radium 23 (1923) 43",
    "title": "The singular points of Einstein\u0027s Universe",
    "url": "https://arxiv.org/abs/physics/0002009"
  },
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