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}

@article{Kashiwara1996,
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@article{DAgnoloSchapira2007,
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@incollection{Polesello2005,
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@article{Penrose2015,
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@misc{AdamoEtAl2026,
  author = {Adamo, Tim and Araneda, Bernardo and Seet, Sean and Sharma, Atul},
  title = {Schwarzschild black holes from twistor space},
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  eprint = {2607.06236},
  archivePrefix = {arXiv},
  primaryClass = {hep-th},
  version = {1},
  url = {https://arxiv.org/abs/2607.06236v1}
}

@article{Kodaira1962,
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@article{Grauert1960,
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  pages = {5--64},
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  year = {1960},
  doi = {10.1007/BF02684746}
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@article{Penrose1980,
  author = {Penrose, Roger},
  title = {Golden Oldie: Null Hypersurface Initial Data for Classical Fields of Arbitrary Spin and for General Relativity},
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@article{Kowalevsky1875,
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@article{Wolf2007,
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  archivePrefix = {arXiv},
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@article{BastonMason1987,
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@misc{Gover2004,
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  eprint = {math/0412393},
  archivePrefix = {arXiv},
  primaryClass = {math.DG},
  note = {Version 1; section 2, especially equation (2.3) and Theorem 2.1},
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@article{Friedrich2013,
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  note = {The section and lemma references in this paper refer to arXiv version 1, especially section 1 and Lemma 6.1; cited for formal characteristic null-data determination, not an analytic convergence theorem},
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@article{Grauert1963,
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@article{LeBrun1983,
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@article{LeBrun1985,
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@article{LeBrun1991,
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@article{Ward1980,
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@misc{AdamoEtAl2026v2,
  author = {Tim Adamo and Bernardo Araneda and Sean Seet and Atul Sharma},
  title = {Schwarzschild black holes from twistor space},
  year = {2026},
  eprint = {2607.06236},
  archivePrefix = {arXiv},
  primaryClass = {hep-th},
  url = {https://arxiv.org/abs/2607.06236v2},
  note = {Version 2}
}

@article{Adamo2018SpinorConventions,
  author = {Adamo, Tim},
  title = {Lectures on twistor theory},
  journal = {Proceedings of Science},
  volume = {Modave2017},
  pages = {003},
  year = {2018},
  doi = {10.22323/1.323.0003},
  eprint = {1712.02196},
  archivePrefix = {arXiv},
  version = {2},
  url = {https://arxiv.org/pdf/1712.02196},
  note = {Section 1.2, p. 6, equations (1.5)--(1.10)}
}

@article{Penrose2026BiTwistors,
  author = {Penrose, Roger},
  title = {Bi-twistors: An extension of twistor theory for general spacetimes},
  journal = {International Journal of Modern Physics D},
  volume = {35},
  number = {6},
  pages = {2540015},
  year = {2026},
  doi = {10.1142/S0218271825400152},
  url = {https://doi.org/10.1142/S0218271825400152},
  note = {Published online 6 May 2025; 9 pages}
}