% ============================================================
% inward-extra.bib — Paper B (Inward Resolutions of the Fermi Paradox)
% New entries beyond references.bib and campaign-extra.bib.
% Every entry verified against ADS/arXiv/publisher pages, June 2026.
% Compile with: \bibliography{references,campaign-extra,inward-extra}
% ============================================================

% ---------- companion papers ----------

@misc{Swanson2026Campaign,
  author = {Swanson, Tim},
  title  = {A Multi-Messenger Technosignature and Anomaly-Detection Campaign for {Omega} {Centauri}},
  year   = {2026},
  note   = {Preprint; omegacentauri.me/campaign.html}
}

@misc{Swanson2026Economics,
  author = {Swanson, Tim},
  title  = {The Economics of Inward Migration: Relocation versus Densification for Computation-Maximizing Civilizations},
  year   = {2026},
  note   = {Preprint; omegacentauri.me}
}

% (Whitaker2026BH2 and CirkovicBradbury2006 live in references.bib -- do not duplicate here.)

% ---------- inward-family precursors ----------

@incollection{Smart2019,
  author    = {Smart, John M.},
  title     = {Evolutionary development: a universal perspective},
  booktitle = {Evolution, Development and Complexity: Multiscale Evolutionary Models of Complex Adaptive Systems},
  editor    = {Georgiev, Georgi Yordanov and Smart, John M. and Flores Martinez, Claudio L. and Price, Michael E.},
  series    = {Springer Proceedings in Complexity},
  publisher = {Springer, Cham},
  pages     = {23--92},
  year      = {2019},
  doi       = {10.1007/978-3-030-00075-2_2}
}

% ---------- far-future computation ----------

@article{Dyson1979,
  author  = {Dyson, Freeman J.},
  title   = {Time without end: physics and biology in an open universe},
  journal = {Reviews of Modern Physics},
  volume  = {51},
  pages   = {447--460},
  year    = {1979},
  doi     = {10.1103/RevModPhys.51.447}
}

@article{KraussStarkman2000,
  author  = {Krauss, Lawrence M. and Starkman, Glenn D.},
  title   = {Life, the universe, and nothing: life and death in an ever-expanding universe},
  journal = {The Astrophysical Journal},
  volume  = {531},
  pages   = {22--30},
  year    = {2000},
  doi     = {10.1086/308434},
  eprint  = {astro-ph/9902189},
  archivePrefix = {arXiv}
}

@article{Bostrom2003,
  author  = {Bostrom, Nick},
  title   = {Astronomical waste: the opportunity cost of delayed technological development},
  journal = {Utilitas},
  volume  = {15},
  pages   = {308--314},
  year    = {2003},
  doi     = {10.1017/S0953820800004076}
}

% ---------- waste-heat and Dyson-sphere searches ----------

@article{Wright2014b,
  author  = {Wright, Jason T. and Griffith, Roger L. and Sigurdsson, Steinn and Povich, Matthew S. and Mullan, Brendan},
  title   = {The {\^G} infrared search for extraterrestrial civilizations with large energy supplies. {II}. {Framework}, strategy, and first result},
  journal = {The Astrophysical Journal},
  volume  = {792},
  pages   = {27},
  year    = {2014},
  doi     = {10.1088/0004-637X/792/1/27},
  eprint  = {1408.1134},
  archivePrefix = {arXiv}
}

@article{Garrett2015,
  author  = {Garrett, Michael A.},
  title   = {Application of the mid-{IR} radio correlation to the {\^G} sample and the search for advanced extraterrestrial civilisations},
  journal = {Astronomy \& Astrophysics},
  volume  = {581},
  pages   = {L5},
  year    = {2015},
  doi     = {10.1051/0004-6361/201526687},
  eprint  = {1508.02624},
  archivePrefix = {arXiv}
}

@article{Zackrisson2015,
  author  = {Zackrisson, Erik and Calissendorff, Per and Asadi, Saghar and Nyholm, Anders},
  title   = {Extragalactic {SETI}: the {Tully}-{Fisher} relation as a probe of {Dysonian} astroengineering in disk galaxies},
  journal = {The Astrophysical Journal},
  volume  = {810},
  pages   = {23},
  year    = {2015},
  doi     = {10.1088/0004-637X/810/1/23},
  eprint  = {1508.02406},
  archivePrefix = {arXiv}
}

@article{Zackrisson2018,
  author  = {Zackrisson, Erik and Korn, Andreas J. and Wehrhahn, Ansgar and Reiter, Johannes},
  title   = {{SETI} with {Gaia}: the observational signatures of nearly complete {Dyson} spheres},
  journal = {The Astrophysical Journal},
  volume  = {862},
  pages   = {21},
  year    = {2018},
  doi     = {10.3847/1538-4357/aac386},
  eprint  = {1804.08351},
  archivePrefix = {arXiv}
}

@article{Carrigan2009,
  author  = {Carrigan, Richard A., Jr.},
  title   = {{IRAS}-based whole-sky upper limit on {Dyson} spheres},
  journal = {The Astrophysical Journal},
  volume  = {698},
  pages   = {2075--2086},
  year    = {2009},
  doi     = {10.1088/0004-637X/698/2/2075},
  eprint  = {0811.2376},
  archivePrefix = {arXiv}
}

@article{Annis1999,
  author  = {Annis, James},
  title   = {Placing a limit on star-fed {Kardashev} type {III} civilisations},
  journal = {Journal of the British Interplanetary Society},
  volume  = {52},
  pages   = {33--36},
  year    = {1999}
}

% ---------- sociological solutions ----------

@article{Brin1983,
  author  = {Brin, Glen David},
  title   = {The {Great} {Silence}: the controversy concerning extraterrestrial intelligent life},
  journal = {Quarterly Journal of the Royal Astronomical Society},
  volume  = {24},
  pages   = {283--309},
  year    = {1983}
}

@article{Ball1973,
  author  = {Ball, John A.},
  title   = {The zoo hypothesis},
  journal = {Icarus},
  volume  = {19},
  pages   = {347--349},
  year    = {1973},
  doi     = {10.1016/0019-1035(73)90111-5}
}

@article{Yu2015,
  author  = {Yu, C.},
  title   = {The dark forest rule: one solution to the {Fermi} paradox},
  journal = {Journal of the British Interplanetary Society},
  volume  = {68},
  pages   = {142--144},
  year    = {2015}
}

@article{Forgan2017,
  author  = {Forgan, Duncan H.},
  title   = {The {Galactic} {Club} or {Galactic} {Cliques}? {Exploring} the limits of interstellar hegemony and the {Zoo} hypothesis},
  journal = {International Journal of Astrobiology},
  volume  = {16},
  pages   = {349--354},
  year    = {2017},
  doi     = {10.1017/S1473550416000392},
  eprint  = {1608.08770},
  archivePrefix = {arXiv}
}

@article{Forgan2019Probes,
  author  = {Forgan, Duncan H.},
  title   = {Predator-prey behaviour in self-replicating interstellar probes},
  journal = {International Journal of Astrobiology},
  volume  = {18},
  number  = {6},
  pages   = {552--561},
  year    = {2019},
  doi     = {10.1017/S1473550419000053},
  eprint  = {1903.00770},
  archivePrefix = {arXiv}
}

@article{HaqqMisraBaum2009,
  author  = {Haqq-Misra, Jacob D. and Baum, Seth D.},
  title   = {The sustainability solution to the {Fermi} paradox},
  journal = {Journal of the British Interplanetary Society},
  volume  = {62},
  pages   = {47--51},
  year    = {2009},
  eprint  = {0906.0568},
  archivePrefix = {arXiv}
}

% ---------- population / anthropic ----------

@article{Olson2015,
  author  = {Olson, S. Jay},
  title   = {Homogeneous cosmology with aggressively expanding civilizations},
  journal = {Classical and Quantum Gravity},
  volume  = {32},
  pages   = {215025},
  year    = {2015},
  doi     = {10.1088/0264-9381/32/21/215025},
  eprint  = {1411.4359},
  archivePrefix = {arXiv}
}

@article{Lacki2025Cascade,
  author  = {Lacki, Brian C.},
  title   = {Ground to Dust: Collisional Cascades and the Fate of {Kardashev} {II} Megaswarms},
  journal = {The Astrophysical Journal},
  volume  = {985},
  pages   = {191},
  year    = {2025},
  doi     = {10.3847/1538-4357/adccc5}
}

% --- Referee-B pass additions (2026-07-23) ---

@article{CarrollNellenback2019,
  author  = {Carroll-Nellenback, Jonathan and Frank, Adam and Wright, Jason and Scharf, Caleb},
  title   = {The {Fermi} Paradox and the {Aurora} Effect: Exo-civilization Settlement, Expansion, and Steady States},
  journal = {The Astronomical Journal},
  volume  = {158},
  eid     = {117},
  pages   = {117},
  year    = {2019},
  doi     = {10.3847/1538-3881/ab2bed},
  eprint  = {1902.04450},
  archivePrefix = {arXiv}
}

@article{Landis1998,
  author  = {Landis, Geoffrey A.},
  title   = {The {Fermi} Paradox: An Approach Based on Percolation Theory},
  journal = {Journal of the British Interplanetary Society},
  volume  = {51},
  pages   = {163--166},
  year    = {1998}
}

@article{Osmanov2024,
  author  = {Osmanov, Zaza N.},
  title   = {Voluntary and Involuntary Technosignatures},
  journal = {Astrophysical Bulletin},
  volume  = {79},
  year    = {2024},
  doi     = {10.1134/S1990341324600066}
}

@misc{Sheikh2025,
  author  = {Sheikh, Sofia Z. and others},
  title   = {Earth Detecting Earth: At What Distance Could {Earth}'s Constellation of Technosignatures Be Detected with Present-day Technology?},
  year    = {2025},
  note    = {Published in The Astronomical Journal},
  eprint  = {2502.02614},
  archivePrefix = {arXiv}
}