@misc{Wuebben2026-cy-non-smoothable,
  author = {Bernd Johannes Wuebben},
  title = {{Non-smoothable Calabi–Yau threefolds from reflexive polytopes}},
  year = {2026},
  url = {https://bwuebben.github.io/papers/cy-non-smoothable/},
  note = {Preprint}
}