@software{Espigule2026ConnectednessAtlas,
  author = {Espigul{\'e}, Bernat},
  title = {Connectedness Atlas: Companion Explorer for Planar Binary Similarities},
  year = {2026},
  version = {2026-10-02},
  url = {https://complextrees.com/4D/},
  note = {Source: https://github.com/espigule/espigule.github.io/tree/master/4D}
}

@unpublished{Espigule2026PlanarSimilarities,
  author = {Espigul{\'e}, Bernat},
  title = {Connectedness Loci for Pairs of Planar Similarities},
  year = {2026},
  note = {Manuscript in preparation; provisional title},
  url = {https://complextrees.com/4D/publication/#flagship}
}

@unpublished{Espigule2026ContactFamilies,
  author = {Espigul{\'e}, Bernat},
  title = {Connectedness Loci for Pairs of Planar Similarities: Contact Families, Sections and Landmarks},
  year = {2026},
  note = {Research companion in preparation; provisional title},
  url = {https://complextrees.com/4D/publication/#companion}
}

@misc{Espigule2026BMDPoster,
  author = {Espigul{\'e}, Bernat},
  title = {Four-Dimensional Mandelbrot Sets for Binary Self-Similar Sets of the Plane},
  year = {2026},
  note = {Poster for Barcelona Mathematical Days 2026; submitted 27 September 2026},
  url = {https://complextrees.com/4D/publication/poster.pdf}
}

@phdthesis{Espigule2026Thesis,
  author = {Espigul{\'e} Pons, Bernat},
  title = {Collinear Fractals and Connectedness Loci: Topology, Finite Capture, and Restricted Polynomial Roots},
  school = {Universitat de Girona},
  year = {2026},
  note = {Deposited 9 September 2026},
  url = {https://complextrees.com/research/thesis/}
}

@article{EspiguleJuherSaldana2024,
  author = {Espigul{\'e}, Bernat and Juher, David and Salda{\~n}a, Joan},
  title = {Collinear Fractals and {Bandt}'s Conjecture},
  journal = {Fractal and Fractional},
  year = {2024}, volume = {8}, number = {12}, pages = {725},
  doi = {10.3390/fractalfract8120725},
  eprint = {2411.00160}, archivePrefix = {arXiv}
}

@misc{EspiguleJuher2026FiniteCapture,
  author = {Espigul{\'e}, Bernat and Juher, David},
  title = {Finite capture and the closure of roots of restricted polynomials},
  year = {2026}, eprint = {2603.07397}, archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2603.07397}
}

@misc{Espigule2026CollinearHoles,
  author = {Espigul{\'e}, Bernat},
  title = {Infinitely many holes in connectedness loci for collinear affine iterated function systems},
  year = {2026}, eprint = {2606.01467}, archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.01467}
}

@misc{Espigule2019ComplexTrees,
  author = {Espigul{\'e}, Bernat},
  title = {Families of connected self-similar sets generated by complex trees},
  year = {2019}, eprint = {1902.11282}, archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1902.11282v4}
}