@article{Chu_2026,
  title={{Regularization of port-Hamiltonian descriptor systems}},
  volume={65},
  ISSN={1068-9613},
  DOI={10.1553/etna_vol65s254},
  journal={ETNA - Electronic Transactions on Numerical Analysis},
  publisher={Osterreichische Akademie der Wissenschaften, Verlag},
  author={Chu, Delin and Mehrmann, Volker},
  year={2026},
  pages={254--270}
}