To cite the eClosure package in publications use:

  Xu, Z., Solari, A., Fischer, L., de Heide, R., Ramdas, A., & Goeman,
  J. (2025).  Bringing Closure to False Discovery Rate Control: A
  General Principle for Multiple Testing.  arXiv preprint
  arXiv:2509.02517.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {L1 penalized estimation in the Cox proportional hazards model},
    author = {Ziyu Xu and Aldo Solari and Lasse Fisher and Rianne {de Heide} and Aaditya Ramdas and Jelle Goeman},
    journal = {arXiv preprint arXiv:2509.02517},
    year = {2025},
  }